Koolenry 2-Channel WIFI Relay Module 30A ESP32-WROOM-32E Development Board Module for Smart Home Wireless Control DC7-28/5V

Onboard programmable buttons, LEDs and relays facilitate developers to quickly conduct prototype verification and development, and bring more possibilities for loT control scenarios The dual-channel 30A relay development board is a development board based on the ESP32-WROOM-32E module Provide SDKESP-IDF code. After burning the program, you can directly remotely control the onboard LED and relay with your mobile phone, and have functions such as WiFi network configuration and factory reset (contact customer service) I/O ports are fully led out, supporting DC7-28V/5V power supply ESP32 supports the use of development tools such as for ArduinolDE/VSCode/Tonny: Provide for code, ESP-IDF code (contact customer service)