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3V and GND power pins are multiplied and taken to the board
Wiring length: 1 meter
and the hotter something is
Once touching
Small Digital Indicator Round Voltmeter Ammeter Display ( AC) mq5 3V and GND power pinsIntroduction : Voltmeter Ammeter AC 50 500V 0 100A Dual LED Indicator Light 22 Features : Voltmeter Ammeter AC 50 500V 0 100A Dual LED Indicator Light 22 mm AC 50 500V 0 100 A color : Red
US$ 32.90
US$ 547.00
US$ 199.00
