Feature: 1. Clear silkscreen printed scale, white dial+black scale+red pointer, bright color contrast, the result is visible at a glance. 2. This DC pointer voltmeter owns simple structure, stable quality and high measuring accuracy. 3. Mainly used to directly measure the voltage in electrical circuits, have high-dielectric strength, safe to use. 4. Terminal blocks make wiring simple and convenient, simple embedded installation, beautiful and generous appearance. 5. Can be used on some power equipment and electrical equipment in the power transmission and distribution system. Specification: Item Type: DC Pointer Voltmeter Material: ABSModel: 85C1 DC 0-450VSize: Approx. 56 x 63 x 58mm/2.2 x 2.5 x 2.3inAccuracy Grade: ±2.5% Insulation Resistance: >20MΩ / DC500V Damping Time: Less than 4s Use: Measure Electrical Circuit VoltageInstallation Method: Suitable for Vertical Installation (Except for Special Regulations)Storage Temperature: -40℃-70℃ Working Temperature: -20℃-40℃, Relative Humidity ≤85%Insulation Strength: Can withstand a sine wave AC voltage of 2kv with a frequency of 50Hz, which lasts for 1min.Application: Suitable for voltage stabilizer, power distribution cabinet, test board, etc.. Package List: 1 x DC Pointer Voltmeter4 x Stainless Steel Nut4 x Spring Washer6 x Flat Washer