Fuhjythy Microbit 4 Channel Relay Module Shield 5V High Trigger Programming Educational Kids Teaching Microbit Expansion Board DIY Programming Learning Parts

It has integrated a 4-way 5V relay module, fully compatible with for micro: bit development board. Product Overview: micro: bit is an entry level development board designed by for teens programming education. It supports the PXT graphical programming interface developed by and can be used under FOR , MacOS, IOS, Android and many other operating systems without downloading the compiler. It can work by inserting micro: bit into keyes relay shield, then inputting DC 5V voltage on the relay VIN GND port, pretty simple and convenient. 4-way relay on the board is active at High. Its control terminals are respectively connected to P4, P3, P7 and P6 of the micro: bit development board. You only need to control the high or low output level of P4, P3, P7 and P6, thus control the 4 relay on/off.