1. Operating voltage: DC 3V-5V
2. Round board diameter: 1cm
3. Sensor distance: 3mm
4. Cable length: 20cm
5. The touch sensor switch module and the back of the circuit board are touch-sensitive surfaces, and the double-sided adhesive is very convenient for pasting on the surface of glass, plastic, rubber, acrylic, ceramics and other media.
6. Suitable for LED light control, support for external relays, power switch, microcontroller etc. low dropout design