Package includes: 1 x Green digital voltmeterThis voltage display input voltage range is AC 50V-500V, the voltage measurement error is 2V, the working environment temperature range is -40-55. It can be used as a signal indication, warning signal, accident signal and other signals in the fields of electric power, telecommunications, machine tools, ships, textiles, printing and machinery mining. The voltmeter lampshade is made of high-strength polycarbonate, has good impact resistance, built-in screw wiring, which makes the terminal more safe and convenient. The volt panel has a long service life, low power consumption, small size, light weight, features.