| Management number | 216073543 | Release Date | 2026/04/19 | List Price | $19.76 | Model Number | 216073543 | ||
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Take your IoT projects to the next level with the Heltec LoRa32 V4 Development Board. This versatile board features the powerful ESP32-S3 chip with integrated WiFi and Bluetooth Low Energy capabilities, paired with an SX1262 LoRa module for long-range communication. The built-in OLED display provides convenient visual feedback for your applications. Designed with Meshtastic compatibility in mind, this board serves as an excellent IoT gateway solution. The included green protective case ensures durability while maintaining accessibility to all ports and connections. The board supports solar power integration, making it suitable for remote deployment scenarios. The complete package includes header pins, antenna connections, and necessary accessories for quick setup. Whether you're building mesh networks, IoT sensors, or communication gateways, this development board provides the essential features and flexibility needed for modern wireless projects. The combination of robust wireless connectivity options, display capabilities, and expandability makes this board an ideal choice for both beginners and experienced developers working on IoT applications. Description MCU:ESP32-S3R2 (XtensaR32-bit Ix7 dual core processor) LoRa Chip:SX1262 Frequency: High-power version: 863-928MHz;Low-power version: 433,470-510,863-928MHz Max.TX Power High-power version: 28 ±1 dBm;Low-power version:21 ±1 dBm Max. Receiving sensitivity:-137dBm@SF12 BW=125KHz Wi-Fi:802.11 b/g/n, up to 150Mbps Bluetooth:Bluetooth (LE), Bluetooth 5, Bluetooth Mesh Hardware Resource:7*ADC1 +2*ADC2;7*Touch;3*UART;2*12C;2*SPI; etc. Memory:384KB ROM; 512KB SRAM; 16KB RTC SRAM;2MB PSRAM: 16MB Flash InterfaceType-C USB;SH1.25*2 Pin lithium battery interface,SH1.25*8 Pin interface,LoRa ANT(IPEX1.0);2.4G ANT(IPEX1.0) Battery applicable: 3.3-4.4V lithium battery OperatingTemperature:-20~70°C Dimensions:51.7*25.4*10.7mm Application scenarios:Smart Agriculture;Remote Meter Reading;Wireless Alarm;Environmenta Sensor USB Type-C interface with integrated voltageregulation, ESD protection, short-circuitprotection, and RF isolation design Compatible with WiFi LoRa 32 Form factor and pin Low power consumption:less than 20μA More durable screen protected by PC casting Intergrates FPC 2.4 antenna Battery and solar interface GNSS interface Built-in:2M PSRAM External connection:16M Flash Suitable for Complex System Mcu Upgrade:Base on ESP32-S3R2 High-power version LoRa transmission power increased to 28+1dBm Fully compatible with V3 from
| Brand | RCmall |
|---|---|
| Model Name | Rak4631 |
| Manufacturer | Heltec |
| BuiltIn Media | Module |
| Processor Brand | Nordic |
| Processor Count | 1 |
| Processor Speed | 240.0 |
| Total Usb Ports | 1 |
| Operating System | Lorawan |
| Compatible Devices | Iot Devices |
| RAM Memory Installed | 512 Bytes |
| Warranty Description | 1 |
| Wireless Compability | Bluetooth |
| RAM Memory Technology | SRAM |
| Connectivity Technology | Lora |
| Memory Storage Capacity | 16 MB |
| Item Dimensions L x W x H | 2.5"L x 0.98"W x 0.39"H |
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