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HiLetgo 2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High L
- Item No : 355602157591
- Condition : New
- Brand : No brand Info
- Seller : johntth-31
- Current Bid : US $11.00
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* Item Description
- The power indicator (green), the relay status indicator (red); 4. Module size: 50mm 26mm 18.5mm (L W H). COM: Relay Common Pin NC: Relay normally closed. High or Low Level Trigger Select: 1. Use High Level Trigger When ¡°IN¡± input High Level Signal, the ¡°NO¡± connect with ¡±COM¡± When ¡°IN¡± input Low Level Signal, the ¡°NC¡± connect with ¡°COM¡± 2.
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