100Pcs TTP223 Touch Key Switch Module Touching Button Self-Locking/No-Locking Capacitive Switches Single Channel

A very useful addition for projects or applications where a conventional mechanical button or switch is not a perfect choice. The touch button capacitive switches module can be installed in plastic glass surface non-metallic materials. As long as the touch of the correct position you can make hidden in the wall desk and other places. color:Red Material:PCB size:15 x 11mm Package Contents: 100 x Capacitive touch switch button self-Lock module Only the above package content other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.