Specification:
Adopt Lexin's ESP32 chip
32-bit dual-core, 240MHz frequency
Integrated WiFi and Bluetooth
LoRA wireless communication
0.49 inch OLED screen
The main processor is completely free to run the user application.
An additional ULP coprocessor that monitors GPIOs, ADC channels, and controls most of the internal peripherals.
802.11 n (2.4GHz), speed up to 150Mbps
Bluetooth v4.2 full standard, including traditional Bluetooth (BR/EDR) and Bluetooth Low Energy (BLE)
Input power: USB, lithium battery
Output power supply: +5V (only when USB is powered), +3.3V
Integrated lithium battery charging circuit
Using an external power supply controlled by IO port, it is convenient for the development board to enter low power consumption

LoRa:
Using Semtech's SX1262 chip
Supports 863MHz, 928 MHz band optional

Interface:
UART, SPI, I2C, I2S, Mirco SD card
12 - bits ADC, 8 - bits DAC
29 general GPIO ports

Storage:
FLASH: 64M-BitsMB

Power consumption:
Sleep current: 800uA

Development Environment:
Arduino

Package Included:
1 * HiLetgo ESP32 LoRa Wireless Stick SX1262 Development Board Type-C Interface ( Not soldered pins)
1 * 863/928MHz Antenna