ITEM NAME:4-way TTP224 Capacitive Touch Switch Module Digital Touch Sensor For Arduino New 100% brand new and high quality. Quantity:1pc Color: as picture show Size: 35mmx28mm/1.36" x1.09"(inch) (approx) Specifications: 1. Onboard TTP224 capacitive touch sensor IC 4 keys. 2. 4 board-level status indicator. 3. Working voltage: 2.4V-5.5V. 4. The module can set the output mode, the key output mode, the maximum output time and fast / low power selection. 1pc TTP224 4-way Capacitive Touch Switch Module..Onboard TTP224 capacitive touch sensor IC 4 keys. 1pc TTP224 4-way Capacitive Touch Switch Module. Also note that monitor settings may vary from computer to computer and may distort actual colors.