30 Jul 0.36″5Digit DC0-33.000V/0-4.3000-33.000V Precision Digital Voltmeter Panel Meter
Variable precision:Precision automatic change below 4.3 V, the highest resolution of 0.1 mV, Precision automatic 4.3 V above changes, the highest resolution of 1 mVConnection is simple, just need to pick up two lines, a joint reverse protection, then do not burn....