This Voltmeter is made to test DC 0 to 600V without decimal point, needed extra power supply.
With the power supply of AC/DC 9-12V, it can work quickly and efficiently, blue LCD digital diplay.
Power consumption is 0.2VA, needed seperate power supply or will easily be damaged.
It is high stability, high reliability, low power consumption, small size, easy installation.
The voltmeter is widely used in voltage regulators, power distribution cabinets, distribution boxes.