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Robotics
Relay 5VDC module
Ebotics
BXSENSOR17
€1.99
A relay is an electromagnetic switch, i.e. it is activated when it receives an electrical signal.Connect it to any of the digital ports on the Build&Code 4in1 board. To guide you, look at the colors of the cables and the colors of the board terminals. Each cable must be connected to its color.