ITEM NAME:5pcs TTP223B Digital Touch-Sensor Capacitive Touch-Switch Module For Arduin Y3R5 5pcs TTP223B Digital Touch-Sensor Capacitive Touch-Switch Module For Arduin Y3R5 The module is based on a touch-sensing IC (TTP223B) capacitive Touch-Switch module. In the normal state, the module output low, low power consumption; When a finger touches the corresponding position, the module output high, if not touched for 12 seconds, switch to low-power mode. Low power consumption Power supply for 2 ~ 5.5V DC Can replace the traditional button Four M2 screws positioning holes for easy installation Color: blue material: plastic Package Inclued: 5* Digital Touch-Sensor capacitive Touch-Switch module for Arduino Only the above package content, other products are not included. Note: Light shooting 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..The module is based on a touch-sensing IC (TTP223B) capacitive Touch-Switch module. In the normal state, the module output low, low power consumption; When a finger touches the corresponding position, the module output high, if not touched for 12 seconds, switch to low-power mode.