TTP224 4-way Switch Touch Sensor Capacitive Digital Touch Sensor Module FZ0714 With TTP224 4-key touch sensor IC; with 4-way level indicator; working voltage: 2.4~5.5V; can set output / input mode, max. output time, fast / low power consumption; dimension: 35 x 29mm Description: TTP224 4-way switch digital touch capacitive touch sensor module 4 key board Read more about TTP224 4-way Switch Touch Sensor Capacitive Digital Touch Sensor Module FZ0714[…]