Sensor de toque capacitivo (4 entradas)

4 Channel TTP224 Touch Sensor Capacitive Touch Switch Button Module for Arduino

Product introduce:

onboard TTP224 capacitive touch sensor IC 4 keys
4 board-level status indicator
working voltage: 2.4V-5.5V
the module can set the output mode, the key output mode, the maximum output time and fast / low power selection
PCB board size: 35 (mm) x29 (mm)