DROK Digitall Voltmeter Panel Meter DC 3V to 30V 12V Blue LED Mini Voltage Meter Auto Gauge Two Wires Battery Monitor
Feature:Dimensions: 48mm x 29mm x 22mmCutting size : 46mm x 27mmMeasure voltage: DC 3-30V (two wires Access)Input Polarity: DC voltageMeasurement precision:0.01V(3-10V); 0.1V (10-30V)Display: Three 0.56" digital LED TubeDisplay Color: blueRefresh rate: about 500mS / timesOperating temperature: -10c to 65cPackage Includes:1x Digital LED Voltmeter