Features 1. Using microelectronics and digital processing technology to accurately and reliably measure electrical energy. This energy meter can measure positive active energy when measuring electrical energy, and the LCD display screen is clear. Small size and light weight. It has low power consumption and high accuracy. 2. Optional multi-parameter measurement: electricity, voltage, current, power, power factor, frequency, backlight. Exquisite craftsmanship and excellent quality. 3. Materials: excellent flame-retardant shell, ABS material. Adopting high-strength flame-retardant materials, it does not deform at high temperatures.Strong inner core, do your job well. Accurate measurement, small error, low power. 4. Good quality and high configuration: high-precision monitoring, advanced testing equipment, and exquisite process design. Long service life, overload protection, professional manufacturer. 5. Application Field: Smart electricity consumption, ushering in the era of the Internet of Things. Energy conservation monitoring for office buildings, industrial electrical equipment, apartment rental energy consumption, hospital energy conservation, shopping malls and supermarkets, and school energy conservation. Technical Information: -Maximum current: 100A, -Base current: 5A, -Voltage: 3x220/380V, 3x230/400V, 3x240/415V -Frequency: 50/60Hz -Power consumption:<2W/10VA -Normal voltage range: 90% Un~110% Un, -Limit voltage range: 70% Un~120% Un -Protection level: IP20 -Pulse frequency: 400imp/kWh Pulse output: Yes -Display: LCD 6+2=999999.99kWh -Power consumption signal -3xLED yellow, green, red -Read signal - LED red, -Operating temperature: -25 ° C/+55 ° C -Humidity:<75% -Maximum cross-sectional area of wire: 35 mm -Width: 76mm -Installation: 35 mm DIN rail - installation height approximately 1.8 meters. Specification Color: White Size: 18 x 8 x 8 cm Weight: 400 g Package Include: 1x Household Electricity Meter