Dimensions: normalOperating Temperature: normalPower Supply: DCDisplay Type: Digital OnlyDIY Supplies: ElectricalAccuracy Class: normalMeasuring Range: 5-120vThe voltmeter is applicable to almost all electric vehicles, high precision, stable and reliable.High precisionMinimum 5 v low working voltage,with reverse polarity protection, reverse does not burn.Ultra-high pressure 132 v not to burn.Technical parameters:Power Range: no additional power supply voltage as measured directly by the power range aboveMaximum input: DC132V. Note: Note: the input voltage is higher than 132 v may be permanent damage.Tolerance: 1%Input impedance: Greater than 100K EuropeCurrent: Red Less than 23 ma,Refresh rate: about 300mS timeDisplay: inch 0.56 inch LED Digital tubeColor: black + blueMaterial: plastic + metalLead Length: 20cmWorking temperature: -20 to 65 degrees CelsiusPackage Contents:4 x Digital VoltmeterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.