
SainSmart 4-Channel Relay Module
Price$6.99
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About this product
About this item
- 5V 4-Channel Relay interface board, and each one needs 15-20mA Driver Current
- Equipped with high-current relay, AC250V 10A ; DC30V 10A
- Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP431, TTL logic)
- Indication LED's for Relay output status