Features: 13 PHASE ENERGY METER: The electricity meter has the characteristics of electromagnetic interference, low power consumption, good accuracy, good stability, and anti theft performance. 2PC FLAME RETARDANT SHELL: Made of premium PC material, our energy meter has a premium shell operates with good impact resistance, heat resistance, low temperature resistance, and excellent insulation, the meter not only defends your safety, but also allows for convenient monitoring of the working status of electronic devices inside the instrument. The calibrated LCD 3 phase meter keeps all circuits under your control. 3LCD DISPLAY, LIGHT INDICATOR: Adopting LCD digital display screen, more accurate, easier to read, and long service life. Pulse, power indicator light, real time viewing status. 43 PHASE 4P RAIL MOUNTED: LCD digital three phase ammeter with 35mm DIN rail is easy to install, and can be installed in instrument cabinet, control cabinet, and part of power distribution without instrument panel. 5WIDE APPLICATION: AC electric energy meter can be used for energy saving test in office, industrial power, hospital, school, apartment, shopping mall and other places. Package included: 1 x Energy Meter 1 x Manual&nbsp