Relay Bit - 4 Channel 3V Relay Board for micro:bitRelay Bit provides a solution for controlling low and medium current voltage devices and makes your projects intelligent. Relay bit could be a nice solution for controlling devices that could not be directly controlled by micro: bit's Digital I Os. The standardized shield form factor enables a smooth connection with micro: bit. Box Content 1 x Relay Bit Related Content: How To Program Relay Bit 4 Channel 3v Board For BBC micro: bit Note: micro: bit is