Digital Touch Sensor Module provides touch detection for your projects. This module is designed to replace traditional buttons. The module has low power consumption and wide operating voltage DC and AC touch key characteristic.
Digital Touch Sensor Module has a low settling time about 0.5 seconds when it is powered. You should not touch the sensor in this settling time, otherwise all functions are disabled. The module has a self calibration mode. While the sensor is not touched, the self-calibration process takes about 4 seconds.
Pin 1 of the module is VCC, the second pin is output of the module and the third pin is GND pin.