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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.
Low power consumption
Power supply for 2 ~ 5.5V DC
TTP223B Digital Capacitive Touch Switch / Touch Sensor Module
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