Features: 1.Main Functions: Measure and display voltage, with range of DC 0?200V, good stability, high accuracy, strong anti interference ability. 2.Backlight Display: The voltmeter adopts LCD blue backlight, clear reading, and the voltage parameters can be clearly seen even when used at night. 3.Compact Design: Small and lightweight, easy to carry and use, easy to install, does not take up much space, practical and useful, 4.Power Protection: With anti connection function, it ensures that it will not burn out, operate more safely, and protect the safety of the car. 5.Easy Installation: Compact designed, good sealing waterproof shell, anti collision design, with exquisite craftsmanship and long service life. Specification: Item Type: Battery Monitor Material: ABS Voltage Range: 200V Test range (v): +/-0-199.9, resolution (v): 0.1V, resistance () >1M Operating Current: