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Metal detector non contact metal induction detection module
1. Overview
LC Metal detector module is used as a metal detector. When metal near, does it make a sound.
2. The function and characteristics
● Working voltage: DC 5V
3. Introduced the hardware and instructions
The board size: 60.2*65.2mm
The board function description:
Red line: connect to power positive
Black line : connect to power negative
Adjust the potentiometer, let the modules work normally.