ALLNET 4duino Touch Sensor Description: Me Touch Sensor is a capacitive touch sensor based on TTP223-BA6. It is triggered by finger touch. You can also have the sensor triggered with a metal structure. The sensor is set to high sensitivity. If you want to change this, you can change the values ​​of R3 and C4. After the change, the sensor needs 0.5 s to self-calibrate. Please do not touch the sensor during this time. Features: Non-contact trigger Adjustable sensor sensitivity 16mm interval M4 mounting holes, compatible with Makeblock products 2.54mm breakout pins for connecting to cables Easy wiring with 6P6C RJ25 interface Programming instructions can be found in our Arduino library Technical data: Rated voltage: 5V Dimensions: 24x48x16 mm (LxWxH) Documents: Download Arduino Library. Scope of delivery: 1x Me Touch Sensor