Model: TTP223 Size: 15X11mm Power supply: 2.5v-5.5v Working temperature: -20+50Celsius Voltage breakdown: 6V Trigger setting mode: (1-short circuit; 0-not short circuit) =00: high TTL level output without lock; =01: -locking high TTL level output; =10: no lock low TTL level output; =11: -locking low TTL level output; Internal switch: capacitive switch Colour:red Material:PCB Package Contents: 50 x capacitive switch Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.