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Metal touch sensor module for Arduino KY-036
Metal touch sensor module for Arduino and other microcontroller projects
This module uses a darlington NPN transistor and a comparator to detect when the base of the transistor (or what you connect it to) gets touched.It will give a digital output as well as an analogue output and it has potentiometer to adjust the sensitivity for the digital output.
Voltage : 5VDC
Size 36x16mm
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