DC 0-20V Measure Range Class 1.5 Plastic Panel Analog Voltmeter Product Name : Analog Voltmeter;Model : 6C2;Measuring Current Range : DC 0-20V Accuracy : Class 1.5;Fixing Hole Dia : 5mm/0.2";Fixing Hole Center Distance : 57mm/2.3" Panel Mounting Size : 75.5 x 75.5mm/3" x 3"(L*W);Total Size : 81 x 81 x 82mm/3.1" x 3.1" x 3.1"(L*W*H) Color : Clear, Black;Net Weight : 164g Total Weight : 189g;Package Content : 1 x Analog VoltmeterSeveral Installing Parts