“4 channel 5v relay shield module, Four channel relay control board relay expansion board for arduino UNO R3 mega 2560” has been added to your cart. View cart
5V 12V 24V 20A DC Power Relay SRA-05VDC-CL SRA-12VDC-CL SRA-24VDC-CL 5Pin PCB Type Black Automobile relay
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