4.5-30V 2-wire For Voltage Meter Digital Voltmeter LED Display Panel Voltage Automotive Partsbrand new and Features: Measuring range: DC4V-30.0VPower supply range: no need to supply power separately, directly use the measured voltage as the power supply, the scope is the same as The highest input: DC30V. Note:The input voltage is higher than 32V and may be permanently damaged!Allowable error: 0.1%, the decimal point is automatically shiftedMeasurement error is +/- 0.1V when measuring voltage >= 10.0VWhen measuring voltage 100K ohmsWorking current: <23mA rate: about 300mS onceDisplay mode: three 0.36" LED digital tubeWorking temperature: -10 C 65 CDisplay color: Dimensions: 33x14.5mm/1.3x0.57inchCable length: 100mmQuantity: 1 PcNote:1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes:1 x Voltage Meter