ManoMano | SALE 0.36 inch dc 2.5-40V 3 digit voltmeter led blue color | 09160365955535

The volume of this voltmeter is 0.36 inch, the range is 0-40V DC, 2-wire access, break the traditional voltmeter, the latest design, can be directly converted to 5V, 9V , 12V, 24V and other circuits without working voltage regulator. Equipped with two wires for easy connection to car/battery/motorcycle wires. With reverse connection protection function, reverse connection will not burn the wire. It is used to monitor battery voltage, timely grasp the status of battery voltage, and can also be used for other purposes. measurement of product voltage. Please note that the maximum input voltage for 2-wire operation must not exceed 40V, otherwise there is a risk of burns. Ultra-low starting voltage, 3.0V. If conditions permit, it is recommended to use the best DC voltage range of 4V to 30V. The product has good stability and high measurement accuracy. The appearance conforms to the size standard, and the installation is convenient. The power supply has a polarity protection circuit.