Microprocessor: ESP32-S3FN8 (Xtensa A 32 - Bit LX& dual core processor with a five-stage pipeline rack structure and a main frequency of up 240Mhz.

Micro - USB interface,equiped with complete voltage regulator, SD protection, short circuit protection shielding other protective measures.

Car mounted SH1.25-2 battery interface, integrated with lithium battery management system (charging and discharging management, overcharging protection, battery power detections/battery power automatic switching).

Integrated Wifi,LoRa,Bluetooth network connection, in car WiFi,Bluetooth dedicated 2.4Ghz metal spring antenna,reserved IPEX (U.FL) interface for LoRa on board 0.96 inch 128 * 64 dot matrix OLED display,which can be used to display debugging information, battery level and other information.

Integrated CP2102 USB to serial port chip, convenient for program download and debugging information printing.

Support Arduino development environment. We provide ESP32 + LoRaWAN protocol Arduino Library, this is a standard LoRaWAN protocol that can used to run the LoRaWAN Protocol.

The newly launched V3 version has the same pin sequence as the V2 version and retains WFI,BLE,LoRa,OLED display and other features.

It is the best choice for developers of smart cities,farms,homes,industrial control house safety, wireless meter reading and the internet of things.

Has good RF circuit design and low-power design

Description

Main chip: ESP32-S3FN8 (Xtensa 32-bit 1x7 dual core processor)

LoRa chipset: SX1262

USB to serial chip: CP2102

Frequency:433-510MHz;863-928 Mhz

Maximum transmission power:21 -/+ 1 dBm

Maximum receiving sensitivity:-139 dBM

Wi-fi:802.11 b/g/n up to 150Mbps

Bluetooth: Bluetooth 5

Bluetooth LE:Bluetooth grid

Hardware resources:7 * ADC1+2 * ADC2;7 * Touch;3 * UART;2 * I2C;2 * SPI ETC

Memory:384KB ROM;512KB SRAM;16KB RTC SRAM;8MB, SiP Flash

Interface: Type Micro USB

Lithium battery interface :LoRa; ANT (IPEX1.0);2 * 18 * 2.54 pin header

Battery power supply :3.7V

Working temperature: -20-70 ⁰C

Size:50.2 * 25.5 * 10.2 mm

Packages include:

Spring antenna x 1

Pin arrangement x 2
Terminal wire x 1