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5V 4-Channel Relay Module with Optocoupler High Low Level Trigger for Arduino
- Item No : 172326351130
- Condition : New
- Brand : Unbranded/Generic
- Seller : modulefans
- Current Bid : US $5.77
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* Item Description
- Module can be set high level or low level trigger by jumper wire;. Trigger current 5mA;. Power indicator light (green), relay status indicator light (red);. High or low level trigger option 1x Relay Module.
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