Description: Onboard TTP223 capacitive one touch touch IC Onboard level status indicator Operating voltage: 2.0V-5.5V PCB board size: Approx. 29x16x2mm / 1.14x0.63x0.08inch Material: PCB Module Package Includes: 1 piece Capasitive Touch Switch Note: Pls allow an error of 1-3mm due to the difference of manual measurement