5 STCK. Digital TTP223B Touch Sensor kapazitiver Touch Switch Modul für Arduino
1,45 €
The module is based on a touch-sensing IC (TTP223B) capacitive touch switch module. In the normal state, the module output low, low power consumption; When a finger touches the corresponding position, the module output high, if not touched for 12 seconds, switch to low-power mode.
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