About the product
- Compatible with Raspberry Pi 3A+/B+/2B/3B/3B+/4B/Pi Zero/Pi Zero W, Arduino UNO R3 / MEGA 2560 / STM32/ESP32/ESP8266
- The Relay Board gives your Pi board the ability to control high voltage/high current devices, and easily makes normal home appliances become intelligent. Can be accessed programmatically or directly by shell
- Up to 4 layers can be stacked.The 4 Channel Relay uses high-quality relay modules combined with the most popular microcontroller technology to communicate with the Pi board.
- You can use mulitiple relay modules stacked together to add many channels;
- The 4 Channel module is very fast, easy to install, and supports multi-language development, making it ideal for smart home projects.
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