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

Brand new: lowest price

£3.09

Free postage
  • Get it by Tue, 4 Sep - Wed, 3 Oct from Shenzhen, China
  •  • New condition
  •  • 30 day returns - Buyer pays return postage | Returns policy
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.