Feature:1. ABS Materials: Made of carefully selected ABS materials, which is very durable and suitable for long term use2. Simple Installation: Installation and use are simple and convenient, which will greatly save your working time3. Clear Scale: The scale is clear and easy to read, the measured value is accurate to meet your high standard requirements4. Strict Standard: Strictly following the industry standards and controlling the quality to achieve the best using effect5. Classic Shape: After beening carefully crafting, not only having a classic appearance, but also has a wonderful performanceSpecification:Item Type: Round VoltmeterMaterial: ABSModel: SO-45Measuring Current Range: AC 0-300 VAccuracy: 2.5 LevelInstrument Exterior Diameter: Approx. 45mm / 1.8inThread Size: Approx. 4.5mm / 0.2inTotal Depth: Approx. 47mm / 1.9inInstallation Size (L x W): Approx. 37 x 37mm / 1.5 x 1.5inTotal Depth: Approx. 47mm / 1.9in.Package List:1 x Round Voltmeter