High Quality 2pcs Vibration Knock Hit Sensor LED Module for Arduino Raspberry Pi

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  • Get it by Tue, 4 Sep - Wed, 3 Oct from Shenzhen, China
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Knock sensor module and a digital 13 interface, built-in LED build a simple circuit to produce percussion flasher. pinMode (Shock, INPUT) ;// define knock sensor output interface. 2 PCS x Knock Sensor Module.