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DC 7V-24V Sound Sensor / Light Control Delay Turn off Switch Relay Module NEW
- Item No : 166225632923
- Condition : New
- Brand : Unbranded
- Seller : diy-arduino
- Current Bid : US $6.31
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* Item Description
- 2> Stop trigger, the sensor can sense all sound, the output relay, the relay will be the sound of Kaka, will trigger module solutions: (1) away from the sensor relays (sensor wear 20cm line for longer self lengthened); (2) the sensitivity down a little, the sound of the relay can be filtered out.
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