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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
100% of the battery
15cm x 10cm Single Side Copper Clad Laminate PCB Board
the typical operating voltage is +5V
9V-5V to 5V 600MA USB Output charger step up Mini DC-DC Boost Converter
TTP223B Capacitive Touch Sensor Module Displays 100% of the batteryTTP223B Capacitive Touch Sensor Module The TTP223B Digital Capacitive Touch Switch Sensor Module is based on a touch sensing IC (TTP223B) capacitive touch switch module. Allows you to remove the worry of conventional push type keys. Digital Capacitive Touch Switch Sensor Module is based on TTP223B. Normally, it outputs low and keeps at a low power state. When a touch is sensed on the circular marked region, it outputs high and switches to the quick