- 1pcs x TTP224 4-way Capacitive Touch switch Digital Touch Sensor Module For Arduino
Description:
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 sele