4 Channel Relay Shield Module 5V
$ 3.67
5V 4-Channel Relay interface board, and each one needs 15-20mA Driver Current Equiped with high-current relay, AC250V 10A ; DC30V 10A Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic) Indication LEDs for Relay output status


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