Square Dial Panel Zero Voltmeter Volt Test Meter Gauge 0-300VAC Product Name : Analog Voltmeter;Model : SO-45;Measuring Current Range : AC 0-300V Accuracy : Class 2.5;Meter Face Diameter : 45mm/ 1.8" Screw Thread Diameter : 5mm/ 0.2";Mounting Hole Diameter : 5mm/ 0.2" Overall Depth : 3.5cm / 1.4";Color : White, Clear, Black Weight : 60g;Package Content : 1 x Analog VoltmeterSeveral Installing Parts