TTP224 4 Channel Capacitive Touch Button Switch Module Touch SensorA sticker can be placed on top of the touch area to for instruction indication.It can operate as low as 2.0V and can be used as a standalone module or connect to arduino for further periperhal control.It can replace traditional tackle swtich button, solving the problem of swtich debounce.SpecificationsInput Operating voltage: DC 2.0V - 5.5VInput with reverse polarity protection.LED Color: connected to Output pinIdle current:
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