It is a digital multimeter voltage signal indicator, high brightness LED display and cylindrical main body. The meter can only be used to measure AC electricity. It can be used as an indicator signal, warning signal, accident signal and other signals in the power line, telecommunication, machine tool, ship, textile, printing and mining machinery. Display: voltageMeasuring voltage range: 12-500V ACSize Chart:Size: Approx. 29x51x20mm / 1. 14x2. 00x0. 78inchPackage Includes:1 Piece Voltage Voltmeter MeterNote:Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.