Features 1、ABS Materials: Made of carefully selected ABS materials, which is very durable and suitable for long term use 2、Simple Installation: Installation and use are simple and convenient, which will greatly save your working time 3、Clear Scale: The scale is clear and easy to read, the measured value is accurate to meet your high standard requirements 4、Strict Standard: Strictly following the industry standards and controlling the quality to achieve the best using effect 5、Classic Shape: After beening carefully crafting, not only having a classic appearance, but also has a wonderful performance Specification Item Type: Round Voltmeter Material: ABS Model: SO-45 Measuring Current Range: AC 0-300 V Accuracy: 2.5 Level Instrument Exterior Diameter: Approx. 45mm / 1.8in Thread Size: Approx. 4.5mm / 0.2in Total Depth: Approx. 47mm / 1.9in Installation Size (L x W): Approx. 37 x 37mm / 1.5 x 1.5in Total Depth: Approx. 47mm / 1.9in Package List 1 x Round Voltmeter