Metal Touch Sensor Module

This is a touch sensor to detect any contact with charged bodies like human fingers and so on.
When its touched by a charged body, this sensor module will enable an output connected to it, for example a light or a buzzer.
These sensors are used in touch screens, you can use it to implement your own touch screen, and your security system . Another application is to create an electric safety switch, that prevents people from electrification, so whenever an electric conductor (wire or socket) is touched by a charged object (human), the electricity will go OFF.
This sensor module is provided with fixed bolt hole for easy installation.