1. The upgraded model has a built-in SX1262 + ESP32 chip and fully supports the IoT development kit of the standard LoRaWAN protocol.2. Products can be programmed through standard libraries and concise development languages to quickly complete solution verification and product development.3. Three major wireless communication protocols, ESP32 chip, supports WIFI, BLE, and LoRa wireless communication functions.4. With shielding cover, strong anti-interference, the shielding cover is installed on the module, which greatly improves the product's anti-interference ability.5. The Type-C USB interface has complete voltage regulator, ESD protection, short circuit protection, radio frequency shielding and other protection measures.Applicable to various intelligent scenarios, it can be used as a gateway for IoT products and as a driver for terminal products.MCU chip:ESP32-S3FN8 (Xtensa 32-bit lx7 dual-core processor)Main frequency:240 MHz maximumLORA chip:SX1262USB to serial port chip:CP2102Maximum receiving sensitivity:-139dBmLORAMaximum output power:211dBmHardware resources:7xADC1; 9xADC2; 8xTouch; 3xUART; 2xI2C; 2xSPIFLASH:8MBWi-Fi:802.11 b/g/n, up to 150MbpsInterface:Type-C; battery interface; LORA antenna interface;OLED screen:0.49 inchesBattery type:supports 3.7v lithium battery charging and dischargingSleep current:Less than 10 uAWorking temperature:-20-70Due to different product batches, the appearance may be different, which does not affect use.Frequency:863-928MHzColour:BlackMaterial:PC+MetalSize:58.08x22.6x8.2mmPackage Contents:1 x development board1 x antenna1 x battery cable2 x pin header