【High Quality】: The electric energy meter is made of high-quality flame-retardant materials and high-precision chips, which is safe and reliable. It is widely used in power metering systems, schools, markets, household appliances, industry, laboratories, etc. 【Six-in-one function】: One interface of the digital ammeter displays 6 measurement parameters at the same time, including voltage: AC 40-300V, current: 0-100A, power: 0-45000W, electric energy: 0-99999Kwh, frequency: 45-65Hz, power Factor: 0-1PF. 【Automatic data storage】: When the power is off, the last test power data will be automatically stored. When power is turned back on, the multimeter will continue to accumulate data. Press and hold the reset button for five seconds and the meter will be reset. 【Color HD LCD Display】: 6 different colors of display, 178° blind-spot-free field of view, Digital Energy Meter with backlight function, making it easier to view data. 【Easy to install】: The multi-function measuring instrument is installed on the universal DIN35mm standard rail, no screws are required, and can be used indoors and outdoors.