lora antenna

ESP32 LoRa V3 WIFI Bluetooth Dual Core 240MHz CP2102 and 863/928MHz with Antenna ESP32 LoRa V3 SX1262 0.96 inch OLED Display Development Board Type-C USB interface

WiFi LoRa 32 V4 is a fully upgraded version of the classic LoRa development board. Since its initial launch in 2017, this product series has been...

WiFi LoRa 32 V4 is a fully upgraded version of the classic LoRa development board. Since its initial launch in 2017, this product series has been...

Langstrecken-LoRa-Konnektivität: Der Arduino MKR WAN 1310 ist mit dem Semtech SX1276 LoRa-Transceiver ausgestattet und ermöglicht eine drahtlose Kommunikation über große Entfernungen bis zu 15 km (abhängig von den Bedingungen). Mit integrierter Unterstützung für 868/915-MHz-Frequenzen eignet es sich ideal für IoT-Projekte, die eine zuverlässige, stromsparende Datenübertragung über große Entfernungen erfordern, wie z. B. Landwirtschaft, Smart Cities und Tracking-Assets. Geringer Stromverbrauch und energieeffizientes Design: Angetrieben durch den ATmega4809-Mikrocontroller bietet der MKR WAN 1310 einen extrem niedrigen Stromverbrauch und eignet sich daher perfekt für batteriebetriebene oder Remote-IoT-Projekte. Sein Tiefschlafmodus ermöglicht eine längere Akkulaufzeit, was für den langfristigen Einsatz im Freien oder an abgelegenen Orten unerlässlich ist. Integrierte Dipolantenne: Das Board verfügt über eine integrierte Dipolantenne für bessere Signalstärke und größere Reichweite. Dies gewährleistet eine zuverlässige Kommunikation in rauen Umgebungen, reduziert den Bedarf an externen Antennen und vereinfacht Ihren Aufbau für eine schnellere Prototypenerstellung und Bereitstellung. Flexibel und einfach zu verwenden: Ausgestattet mit einem USB-C-Anschluss für einfachere Konnektivität und einer leistungsstarken und flexiblen Entwicklungsplattform, die mit der Arduino IDE kompatibel ist, vereinfacht der MKR WAN 1310 die Entwicklung von IoT-Anwendungen ohne Thread. Das Board unterstützt außerdem eine Vielzahl von Arduino-Bibliotheken und erleichtert so die Integration von Sensoren, Aktoren und anderen Geräten in Ihre drahtlosen Projekte. Sichere IoT-Kommunikation: Das MKR WAN 1310 bietet integrierte Sicherheitsfunktionen wie Hardwareverschlüsselung mithilfe des ECC508-Verschlüsselungschips und gewährleistet so eine sichere Datenübertragung zwischen Ihren Geräten und Cloud-Plattformen. Dies ist besonders nützlich für Anwendungen, die eine sichere und verschlüsselte Kommunikation erfordern, wie z. B. Fernüberwachung, Telemetrie und Smart-Home-Automatisierung.

Antennenart: Fiberglas Lora Antenne | Frequenzbereich: 858–878 MHz |Gewinn: 3dBi(MAX) |Anschluss: N-Typ Stecker | Impedanz: 50 Ω | VSWR: ≤ 1,5 | Abstrahlcharakteristik: 360° omnidirektional | Montage: vertikale Befestigung Hochwertiges Gehäusematerial: Diese 868 mhz Antenne verfügt über ein Gehäuse aus glasfaserverstärktem Epoxidharz – eines der besten Materialien für Außenantennen. Das nichtmetallische Isoliergehäuse behindert keine Funkwellen und stört Signal-Sende/Empfang nicht. IP67 abgedichtet, beständig gegen UV-Strahlung, sauren Regen, Salznebel und Frost. Temperaturfest von -30 °C bis +70 °C, perfekt für dauerhaften Außeneinsatz. N-Stecker Lora Antenne: Die Antenne verfügt über einen standardmäßigen 50 Ohm N Typ stecker, kompatibel mit den meisten LoRa-Netzwerkgeräten (N-Buchse). Bei einem horizontalen Abstrahlwinkel von 360° und einem vertikalen Abstrahlwinkel von 10° beträgt die maximale Verstärkung 3 dBi. Anwendungsbereiche: Geeignet für alle Geräte im EU 868 MHz ISM-Band. Kompatibel mit Helium HNT Minern (Nebra, BOBCAT, RAK V2, SyncroBit), LoRa 868MHz Gateways, Sigfox, LPWA, Mesh-Netzwerke, Meshtastic, Homematic CCU2/CCU3, RaspberryMatic, CC1101 Funkmodulen sowie industrielle IoT, M2M, Fernüberwachung, Multipoint- und NLOS-LoRa-Knoten mit geringer Datenrate. Lieferumfang: 1 × 868 MHz LoRa Antenna (Länge 30 cm), 2 × Antennenhalterungen (wie abgebildet)

CubeCell LoRa Node ASR6502 IoT Accessory with Antenna 470 MHz Description Discover the features of the Heltec CubeCell LoRa Node ASR6502, a powerful...

This SX1262-LoRa-DTU-LF is 410~510MHz frequency, Applicable to Europe, Asia. The package includes one SX1262-LoRa-DTU-LF and one Magnetic CB antenna Adopts LoRa Modulate and Demodulate technology, anti-interference and long-distance communication. Adopts the original SX1262 chip, with -148dBm reception sensitivity and 22dBm emitt power Supports preamble detection, with CRC, automatic packetization, 960 bytes cache functions. Supports LBT sending, RSSI output, AT command configuration AES communication to ensure data transmission security. Adopts high-quality components such as TCXO to ensure stable operation under harsh working conditions. With development resources and manual Supports multi-level relay networking to increase the wireless communication distance. Supports host configuration and firmware upgrade (support firmware customization for batch order)

Eine GSM-Antenne zur Verwendung mit den Entwicklungsplatinen MKR WAN 1300 (LoRa), MKR GSM 1400 und MKR Fox 1200.

Eine GSM-Antenne zur Verwendung mit den Entwicklungsplatinen MKR WAN 1300 (LoRa), MKR GSM 1400 und MKR Fox 1200.

LoRa E220 Communication Unit with Antenna, 433 MHz Frequency Band Description The LoRaE220-433 unit is a 433 MHz LoRa communication module with an...

This SX1262-LoRa-DTU-HF is 850~930MHz frequency, Applicable to Europe, North America and Oceania. The package includes one SX1262-LoRa-DTU-HF and one Magnetic CB antenna Adopts LoRa Modulate and Demodulate technology, anti-interference and long-distance communication. Adopts the original SX1262 chip, with -148dBm reception sensitivity and 22dBm emitt power Supports preamble detection, with CRC, automatic packetization, 960 bytes cache functions. Supports LBT sending, RSSI output, AT command configuration AES communication to ensure data transmission security. Adopts high-quality components such as TCXO to ensure stable operation under harsh working conditions. With development resources and manual Supports multi-level relay networking to increase the wireless communication distance. Supports host configuration and firmware upgrade (support firmware customization for batch order)

ELT-1/ELT-2-HP External Antenna Diese flexible Peitschenantenne bietet bis zu +3dBi Verstärkung. Sie passt optimal zur Elsys ELT-Serie (ELT-1 / ELT-2-HP). Der Halbwellen-Dipol eignet sich auch für allgemeine Anwendungen mit LoRaWAN 868 MHz bei denen hohe Leistung erforderlich ist. Die Verwendung dieser Antenne bietet Ihrer Anwendung optimale Reichweite und Zuverlässigkeit. LoRaWAN 868 MHz Low Profile 1/2 Wave Antenna Polarisation: Vertikal Peak Gain +3dBi SMA Stecker Abmessung (mm): 185 x 10

Allgemein Produkttyp Antenne Produktmaterial Gummi Breite 1.17 cm Tiefe 1.17 cm Höhe 19 cm Farbe Weiß Antenne Bestimmt für Mobiltelefon, Smart Home, Telefon Kompatibilität DECT, UMTS, GSM, LTE, ZigBee, Z-Wave, LoRa 915 MHz Frequenzbereich 1.71 - 1.88 GHz, 880 - 960 MHz, 1.85 - 1.99 GHz, 2110 - 2170 MHz Antennengewinn 0.3 - 2.9 dBi Richtwirkung Ungerichtet Stehwellenverhältnis 2,0:1 (für 824 MHz - 1990 MHz), 3,0:1 (für 2110 MHz - 2170 MHz) Scheinwiderstand 50 Ohm Verkabelung & Schaltung Geleisteter Anschluss 1 x SMA Stecker Verschiedenes Leistungsmerkmale Linear vertikal Polarisierung Umgebungsbedingungen Min Betriebstemperatur -20 °C Max. Betriebstemperatur 70 °C

Allgemein Produkttyp Antenne Produktmaterial Acrylnitril-Butadien-Styrol (ABS) Breite 4.73 cm Tiefe 4.73 cm Höhe 0.8 cm Farbe Schwarz Antenne Bestimmt für Mobiltelefon, Smart Home Platzierung / Montage der Antenne Außen, innen Kompatibilität ZigBee, Z-Wave, LoRa Frequenzbereich 868 MHz Antennengewinn 1.6 dBi Richtwirkung Ungerichtet Stehwellenverhältnis 1.26:1 Scheinwiderstand 50 Ohm Verkabelung & Schaltung Geleisteter Anschluss SMA Stecker Verschiedenes Leistungsmerkmale Vertikale Polarisierung, Polybeutel-Verpackung Umgebungsbedingungen Min Betriebstemperatur -40 °C Max. Betriebstemperatur 85 °C

Allgemein Produkttyp Antenne Höhe 26.5 cm Kabellänge 2.5 m Farbe Schwarz Antenne Bestimmt für Mobiltelefon, Wi-Fi, Bluetooth, Smart Home, Telefon Platzierung / Montage der Antenne Außen, innen Kompatibilität DECT, UMTS, GSM, LTE, Bluetooth, WLAN 2.4 GHz, ZigBee, Z-Wave, LoRa 868 MHz / 915 MHz Frequenzbereich 1710 - 2700 MHz, 690 - 960 MHz Antennengewinn 2.5 dBi Richtwirkung Ungerichtet Stehwellenverhältnis 2.0:1 Scheinwiderstand 50 Ohm Verkabelung & Schaltung Geleisteter Anschluss 1 x SMA Stecker Verschiedenes Leistungsmerkmale Magnetische Basis, um 90° abgewinkelter Anschluss, linear vertikal Polarisierung Umgebungsbedingungen Min Betriebstemperatur -40 °C Max. Betriebstemperatur 85 °C

[SX1262 868/915M LoRaWAN/GNSS HAT]Suitable for HF band, comes with a magnetic CB antenna, a GPS antenna and IPEX adapter cables (2PCS) This series of products are LoRa modules using the new generation of SX1262 RF chip, features higher power efficiency, longer communication distance and stronger anti-interference than SX1278. Suitable for Sub-GHz frequency band network, and is available in HF (850~930MHz) frequency band. Combined with a LoRa gateway, it can be connected to servers such as TTN to build a LoRaWAN network In addition to the basic LoRaWAN, it also onboards L76K module with GPS/BD support, provides accurate clock and location info for node module. Onboard button cell holder, supports ML1220 rechargeable cell(not included), for preserving ephemeris information and hot starts Standard Pi 40PIN GPIO header, compatible with Raspberry Pi series boards. Onboard 4 LED indicators for module operating status Provide complete supporting documentation manuals (C example programs and user manuals, etc.). Please contact our 24-hour customer service through 'buyer/seller message' to obtain relevant manuals

RP2040-LoRa-HF development board integrates the new generation SX1262 RF chip, 850 ~ 930MHz frequency band, supports FSK, GFSK, LoRa modulation, featuring better anti-blocking and ultra-long distance communication LoRa development board with -148dBm high reception sensitivity and programmable emit power up to 22dBm, supports preamble detection, with CRC, up to 256 bytes data packet engine Based on Raspberry Pi RP2040 microcontroller chip, Dual-core Arm Cortex M0+ processor, flexible clock running up to 133 MHz, 264KB of SRAM, and 2MB of onboard Flash memory Supports C, comprehensive SDK, online Dev resources and tutorials to help you easily get started Package Content: RP2040-LoRa-HF x1, 2DB antenna 850~930MHz ~11cm x1, IPEX 1 to SMA adapter cable ~17cm x1, USB Type-C adapter board x1, FPC cable ~15cm x1

【Feature】Add the SMA and TP4054 to the board,which make it can do more things 【Advantage】In terms of the power switch, we have changed the switching interaction mode,SMA antenna can enhance signal transmission 【Github】github.com/Xinyuan-LilyGo/TTGO-LoRa-Series 【Datenübertragung】Daten können entweder auf einer lokalen SD-Karte gespeichert, über ein LoRa WAN-Netzwerk oder MQTT über TCP/IP in die Cloud übertragen oder über eine serielle (SPI) Schnittstelle an einen lokalen Host übertragen werden. 【Produktservice】Wenn Sie Fragen oder Anregungen zu dem Produkt haben, können Sie uns gerne kontaktieren. Wir werden Ihre Frage so schnell wie möglich beantworten

Specification:868mhz Color:As Shown Material:PCB Package Contents: 1 * Display 1 * Spring Antenna Only the above package content, other products are...

The antenna interface of this shell is compatible with most antennas available the market. The product may have variations in printed words...

The antenna interface of this shell is compatible with most antennas available the market. The product may have variations in printed words...

The antenna interface of this shell is compatible with most antennas available the market. The product may have variations in printed words...

V4 Development Board Expansion Kit: This ready-to-use LoRa 32 V4 development board expansion kit requires no installation and is plug-and-play. While retaining the powerful core functions of its predecessor, it features comprehensive optimizations in hardware design, power management, and scalability, significantly enhancing the development experience. The kit includes a built-in touchscreen for real-time monitoring and convenient control of sensor data; a standard soft whip antenna to enhance LoRa gain and expand application range; and an integrated L76K GNSS module for precise positioning, perfectly adapting to various IoT Strong Connectivity: Our development board is equipped with a dedicated soft whip antenna, and the reserved LoRa U.FL interface ensures stable, long-range wireless communication. The newly added SH1.25-8 pin GPS interface facilitates the expansion of positioning functions. In addition, it has a rich set of external interfaces. The size and pin arrangement of this development board are compatible with LoRa 32 V2 and V3 versions, and the additional external pins enhance its scalability Upgraded Development Board: ESP32-S3 and LoRa SX1262, More Powerful, Longer Range: Utilizing the latest ESP32-S3R2 with 2MB PSRAM and 16MB Flash, paired with the Semtech SX1262, it achieves high-power LoRa transmission of 27dBm. It supports ultra-low power 20μA sleep mode and integrated solar charging, and features a 2800mAh Li-ion battery, making it ideal for long-term battery-powered Meshtastic and LoRaWAN applications Rugged Housing: The housing features a touchscreen front panel, aluminum side panels, and a polycarbonate back cover. Equipped with professional ports and an expandable B2B interface, including a built-in SMA antenna port, button interface, and B2B female expansion socket, it seamlessly connects to multiple external sensors and peripherals for customized IoT setups, making it a favorite among developers Strong Compatibility and Developer-Friendly Design: This ESP32 LoRa Arduino development board supports Arduino. The development environment can be easily integrated into existing projects and compatible devices such as the Raspberry Pi. With 2MP of internal SRAM and 16MB of external Flash, it can easily handle complex firmware and facilitate program download and debugging, making it ideal meshtastic devices for both novice and experienced developers Note: V4 Board The screw securing the screen in the upper left corner is a special plastic screw, different from the other three screws. This screw prevents interference with the 2.4GHz radio frequency and is not a product defect. If you encounter a black screen or motherboard failure: This is because the stable system does not support firmware V4. You can try using version 2.7.11 or 2.7.12. Please flash the firmware first. This problem is most likely caused by flashing the wrong firmware Note: V4 Board Regarding firmware updates, the ESP32 requires BOOT mode in some cases; this is a characteristic of the chip. Instructions are available in the FAQ and online documentation on the official website. The battery interface is standard size. Meshtastic version 2.7.12 had Bluetooth connectivity issues; these problems were fixed in version 2.7.13, which also removed power limitations in most regions. The downgraded version 2.7.11 imposed numerous limitations on RF power. △ Note: Local maps require an SD card expansion. This expansion feature is still under development

Frequency Range:860MHz - 930MHz；Gain:3dBi; Antenna Connector:N-Male; Impedance:50 ohm; SWR≤1.5; Antennenlänge: 35cm; Horizontale Strahlbreite: 360 Grad; Vertikale Strahlbreite: 25 ±2 Grad. Kabeltyp: 1 Meter N-Buchse auf RPSMA-Stecker Verlustarmes RG58-Koaxialkabel; Adaptertyp: RPSMA-Buchse auf SMA-Stecker Lora-Antenne: Der Antennenfuß ist aus einer hochwertigen Aluminiumlegierung gefertigt und gewährleistet eine ausreichende Steifigkeit, um starken Winden standzuhalten.Für den Einsatz im Freien bei jedem Wetter konzipiert, mit wasserdichter und korrosionsbeständiger Konstruktion. Einfache Installation: Für einen optimalen Empfang montieren Sie die Antenne mit verlustarmen Verlängerungskabeln auf einem Dach oder Dachboden. Höhere Installationspunkte sorgen für eine bessere Leistung. Breite Kompatibilität: LoRa-Gateways mit 868 MHz, Nebra HNT Indoor-Hotspot-Miner, BOBCAT-Miner, RAK-Hotspot-Miner V2, SyncroBit HNT-Gateways, industrielles IoT, Fernüberwachung, Kommunikationsnetzwerke mit niedriger Datenrate, LoRa-Knoten, Multipoint- und Non-Line-of-Sight-Anwendungen, IoT- und Machine-to-Machine-Knoten.

V4 Development Board Expansion Kit: This ready-to-use LoRa 32 V4 development board expansion kit requires no installation and is plug-and-play. While retaining the powerful core functions of its predecessor, it features comprehensive optimizations in hardware design, power management, and scalability, significantly enhancing the development experience. The kit includes a built-in touchscreen for real-time monitoring and convenient control of sensor data; a standard soft whip antenna to enhance LoRa gain and expand application range; and an integrated L76K GNSS module for precise positioning, perfectly adapting to various IoT Strong Connectivity: Our development board is equipped with a dedicated soft whip antenna, and the reserved LoRa U.FL interface ensures stable, long-range wireless communication. The newly added SH1.25-8 pin GPS interface facilitates the expansion of positioning functions. In addition, it has a rich set of external interfaces. The size and pin arrangement of this development board are compatible with LoRa 32 V2 and V3 versions, and the additional external pins enhance its scalability Upgraded Development Board: ESP32-S3 and LoRa SX1262, More Powerful, Longer Range: Utilizing the latest ESP32-S3R2 with 2MB PSRAM and 16MB Flash, paired with the Semtech SX1262, it achieves high-power LoRa transmission of 27dBm. It supports ultra-low power 20μA sleep mode and integrated solar charging, and features a 2800mAh Li-ion battery, making it ideal for long-term battery-powered Meshtastic and LoRaWAN applications Upgraded Development Board: ESP32-S3 and LoRa SX1262, More Powerful, Longer Range: Utilizing the latest ESP32-S3R2 with 2MB PSRAM and 16MB Flash, paired with the Semtech SX1262, it achieves high-power LoRa transmission of 27dBm. It supports ultra-low power 20μA sleep mode and integrated solar charging, and features a 2800mAh Li-ion battery, making it ideal for long-term battery-powered Meshtastic and LoRaWAN applications Strong Compatibility and Developer-Friendly Design: This ESP32 LoRa Arduino development board supports Arduino. The development environment can be easily integrated into existing projects and compatible devices such as the Raspberry Pi. With 2MP of internal SRAM and 16MB of external Flash, it can easily handle complex firmware and facilitate program download and debugging, making it ideal meshtastic devices for both novice and experienced developers Note: V4 Board The screw securing the screen in the upper left corner is a special plastic screw, different from the other three screws. This screw prevents interference with the 2.4GHz radio frequency and is not a product defect. If you encounter a black screen or motherboard failure: This is because the stable system does not support firmware V4. You can try using version 2.7.11 or 2.7.12. Please flash the firmware first. This problem is most likely caused by flashing the wrong firmware Note: V4 Board Regarding firmware updates, the ESP32 requires BOOT mode in some cases; this is a characteristic of the chip. Instructions are available in the FAQ and online documentation on the official website. The battery interface is standard size. Meshtastic version 2.7.12 had Bluetooth connectivity issues; these problems were fixed in version 2.7.13, which also removed power limitations in most regions. The downgraded version 2.7.11 imposed numerous limitations on RF power. △ Note: Local maps require an SD card expansion. This expansion feature is still under development

[SX1262 868/915M LoRaWAN HAT]Suitable for HF band, comes with a magnetic CB antenna and an IPEX adapter cable This series of products are LoRa modules using the new generation of SX1262 RF chip, features higher power efficiency, longer communication distance and stronger anti-interference than SX1278 Standard Pi 40PIN GPIO header, compatible with Raspberry Pi series boards Suitable for Sub-GHz frequency band network, and is available in HF (850~930MHz) frequency band Combined with a LoRa gateway, it can be connected to servers such as TTN to build a LoRaWAN network

V4 Development Board: The LoRa 32 V4 is a brand-new upgraded version of the classic LoRa development board. While maintaining the powerful features of its predecessor, the V4 version features comprehensive optimizations in hardware design, power management, and scalability. Suitable for IoT applications such as smart cities, agricultural monitoring, smart homes, industrial control, security systems, and wireless meter reading, it provides developers with a more efficient and flexible development experience. Powerful Connectivity: Our development board features dedicated 2.4GHz metal spring antennas and rubber stick antennas for Wi-Fi and Bluetooth, along with a reserved U.FL interface for LoRa, ensuring stable and long-range wireless communication. A new SH1.25-8-pin GPS interface facilitates positioning expansion. The board's form factor and pinout are compatible with the LoRa 32 V2 and V3 versions, while additional external pins enhance scalability. Hardware Upgrade: Our V4 development board is equipped with the ESP32-S3R2 and SX-1262 chipsets, a 0.96-inch display ideal for displaying debugging information and battery charge, 2MP internal SRAM, and an external 16MB SRAM. Flash memory can easily handle complex firmware. The high-power version of LoRa transmit power is increased to 27±1dBm, ensuring stable communication. Continuing its low-power design, the GNSS interface power is less than 20uA. The PC case fully surrounds the screen and integrates the 2.4GHz antenna, enhancing overall strength and integration. Perfectly compatible with V3 and V4 development boards: kit features a built-in 3000mAh battery and comes with a unique N39 protective case.case is compatible with both V3 and V4 development boards. You can easily charge it via a Type-C interface that integrates voltage regulation, ESD protection, and short-circuit protection. Additionally, you can use the SH1.25-2P solar connector, which is compatible with solar panels up to 4.4-6V/540mA. This innovative design ensures your WiFi LoRa 32 (V4) is always fully charged and ready to use. With its charge/discharge management, overcharge protection, battery level detection, and automatic USB/battery switching, this ESP32 kit is an ideal choice Strong compatibility and developer-friendly design: This ESP32 LoRa Ar duino development board supports Ar duino. The development environment can be easily integrated with existing projects and compatible devices such as for Raspberry Pi. With 2MP of internal SRAM and 16MB of external Flash, it can easily handle complex firmware and facilitate program download and debugging, making it an ideal choice for both novice and experienced developers. Note: The securing screw in the upper left corner of the screen is a special plastic screw, unlike the other three. This screw prevents interference with the 2.4GHz radio frequency and is not a product defect.If you encounter a black screen or motherboard malfunction: This is because the stable system does not support firmware V4. You can try using version 2.7.11 or 2.7.12. Please flash the firmware first. This issue is most likely caused by flashing the wrong firmware Note:Regarding firmware updates, the ESP32 requires the use of BOOT mode in some cases; this is a chip characteristic. This is mentioned in the FAQ on the official website and online documentation. Regarding the battery interface, it is a standard size. Meshtastic's 2.7.12 Bluetooth connectivity had flaws; these issues have been fixed in 2.7.13, which also removed power limitations in most regions. The downgraded version 2.7.11 imposed numerous restrictions on RF power.

V4 Development Board: The LoRa 32 V4 is a brand-new upgraded version of the classic LoRa development board. While maintaining the powerful features of its predecessor, the V4 version features comprehensive optimizations in hardware design, power management, and scalability. Suitable for IoT applications such as smart cities, agricultural monitoring, smart homes, industrial control, security systems, and wireless meter reading, it provides developers with a more efficient and flexible development experience. Powerful Connectivity: Our development board features dedicated 2.4GHz metal spring antennas and rubber stick antennas for Wi-Fi and Bluetooth, along with a reserved U.FL interface for LoRa, ensuring stable and long-range wireless communication. A new SH1.25-8-pin GPS interface facilitates positioning expansion. The board's form factor and pinout are compatible with the LoRa 32 V2 and V3 versions, while additional external pins enhance scalability. Hardware Upgrade: Our V4 development board is equipped with the ESP32-S3R2 and SX-1262 chipsets, a 0.96-inch display ideal for displaying debugging information and battery charge, 2MP internal SRAM, and an external 16MB SRAM. Flash memory can easily handle complex firmware. The high-power version of LoRa transmit power is increased to 27±1dBm, ensuring stable communication. Continuing its low-power design, the GNSS interface power is less than 20uA. The PC case fully surrounds the screen and integrates the 2.4GHz antenna, enhancing overall strength and integration. Perfectly compatible with V3 and V4 development boards: kit features a built-in 3000mAh battery and comes with a unique N39 protective case.case is compatible with both V3 and V4 development boards. You can easily charge it via a Type-C interface that integrates voltage regulation, ESD protection, and short-circuit protection. Additionally, you can use the SH1.25-2P solar connector, which is compatible with solar panels up to 4.4-6V/540mA. This innovative design ensures your WiFi LoRa 32 (V4) is always fully charged and ready to use. With its charge/discharge management, overcharge protection, battery level detection, and automatic USB/battery switching, this ESP32 kit is an ideal choice Strong compatibility and developer-friendly design: This ESP32 LoRa Ar duino development board supports Ar duino. The development environment can be easily integrated with existing projects and compatible devices such as for Raspberry Pi. With 2MP of internal SRAM and 16MB of external Flash, it can easily handle complex firmware and facilitate program download and debugging, making it an ideal choice for both novice and experienced developers. Note: The securing screw in the upper left corner of the screen is a special plastic screw, unlike the other three. This screw prevents interference with the 2.4GHz radio frequency and is not a product defect.If you encounter a black screen or motherboard malfunction: This is because the stable system does not support firmware V4. You can try using version 2.7.11 or 2.7.12. Please flash the firmware first. This issue is most likely caused by flashing the wrong firmware Note:Regarding firmware updates, the ESP32 requires the use of BOOT mode in some cases; this is a chip characteristic. This is mentioned in the FAQ on the official website and online documentation. Regarding the battery interface, it is a standard size. Meshtastic's 2.7.12 Bluetooth connectivity had flaws; these issues have been fixed in 2.7.13, which also removed power limitations in most regions. The downgraded version 2.7.11 imposed numerous restrictions on RF power.

V4 Development Board: The LoRa 32 V4 is a brand-new upgraded version of the classic LoRa development board. While maintaining the powerful features of its predecessor, the V4 version features comprehensive optimizations in hardware design, power management, and scalability. Suitable for IoT applications such as smart cities, agricultural monitoring, smart homes, industrial control, security systems, and wireless meter reading, it provides developers with a more efficient and flexible development experience. Powerful Connectivity: Our development board features dedicated 2.4GHz metal spring antennas and rubber stick antennas for Wi-Fi and Bluetooth, along with a reserved U.FL interface for LoRa, ensuring stable and long-range wireless communication. A new SH1.25-8-pin GPS interface facilitates positioning expansion. The board's form factor and pinout are compatible with the LoRa 32 V2 and V3 versions, while additional external pins enhance scalability. Hardware Upgrade: Our V4 development board is equipped with the ESP32-S3R2 and SX-1262 chipsets, a 0.96-inch display ideal for displaying debugging information and battery charge, 2MP internal SRAM, and an external 16MB SRAM. Flash memory can easily handle complex firmware. The high-power version of LoRa transmit power is increased to 27±1dBm, ensuring stable communication. Continuing its low-power design, the GNSS interface power is less than 20uA. The PC case fully surrounds the screen and integrates the 2.4GHz antenna, enhancing overall strength and integration. Perfectly compatible with V3 and V4 development boards: kit features a built-in 3000mAh battery and comes with a unique N39 protective case.case is compatible with both V3 and V4 development boards. You can easily charge it via a Type-C interface that integrates voltage regulation, ESD protection, and short-circuit protection. Additionally, you can use the SH1.25-2P solar connector, which is compatible with solar panels up to 4.4-6V/540mA. This innovative design ensures your WiFi LoRa 32 (V4) is always fully charged and ready to use. With its charge/discharge management, overcharge protection, battery level detection, and automatic USB/battery switching, this ESP32 kit is an ideal choice Strong compatibility and developer-friendly design: This ESP32 LoRa Ar duino development board supports Ar duino. The development environment can be easily integrated with existing projects and compatible devices such as for Raspberry Pi. With 2MP of internal SRAM and 16MB of external Flash, it can easily handle complex firmware and facilitate program download and debugging, making it an ideal choice for both novice and experienced developers. Note: The securing screw in the upper left corner of the screen is a special plastic screw, unlike the other three. This screw prevents interference with the 2.4GHz radio frequency and is not a product defect.If you encounter a black screen or motherboard malfunction: This is because the stable system does not support firmware V4. You can try using version 2.7.11 or 2.7.12. Please flash the firmware first. This issue is most likely caused by flashing the wrong firmware Note:Regarding firmware updates, the ESP32 requires the use of BOOT mode in some cases; this is a chip characteristic. This is mentioned in the FAQ on the official website and online documentation. Regarding the battery interface, it is a standard size. Meshtastic's 2.7.12 Bluetooth connectivity had flaws; these issues have been fixed in 2.7.13, which also removed power limitations in most regions. The downgraded version 2.7.11 imposed numerous restrictions on RF power.

Ra-02 is based on SX1278 wireless transparent transmission module (transceiver one), with IPEX socket it can connect external antenna. Using advanced LoRa spread spectrum technology, communication distance is10000 meters, super error correction, anti-interference ability, with the air wake-up function (ultra-low power consumption). It can be used in the enviroment with thousands of people,especially for meter reading, smart home, burglar alarm and other equipment. LoRa Spread Spectrum Modulation Technology +20dBm-100mW Constant RF power output when voltage changes