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$0.85
Knock Sensor Module For Arduino 3Pin KY-031 Percussion Knocking Knock Sensor Module Diy Starter Kit
AliExpress
$0.85
Knock Sensor Module For Arduino 3Pin KY-031 Percussion Knocking Knock Sensor Module Diy Starter Kit
AliExpress
$16.95
$24.95
2Pcs Arduino KY-031 Knock Sensor Module For DIY Projects, Percussion-Sensitive, Compatible With Arduino Boards
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$16.95
$24.95
2Pcs Arduino KY-031 Knock Sensor Module For DIY Projects, Percussion-Sensitive, Compatible With Arduino Boards
www.fruugo.us
$2.34
NEW Knock Sensor/Collision Sensor For Arduino DIY Projects Compatible With Lego Blocks
AliExpress
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NEW Knock Sensor/Collision Sensor For Arduino DIY Projects Compatible With Lego Blocks
AliExpress
$0.54
$0.72
5Pcs/1Pc KY-031 Knock Sensor Module For Arduino 3Pin Percussion Knocking Knock Sensor Module Diy
Aliexpress
25% off
$0.54
$0.72
5Pcs/1Pc KY-031 Knock Sensor Module For Arduino 3Pin Percussion Knocking Knock Sensor Module Diy
Aliexpress