6 Different Colour Display, 178° viewing without dead angle, with backlight function, this ac power meter single phase is clearly visible whatever day or night. This single phase power consumption meter features high quality ABS flame material and percision chip, making it safe to use. Real-time monitoring of household electricity consumption, helping you lower power consumption and save money. 6 Parameters Display at the same time. Voltage Range: AC 40-300V, Current Range: 0-100A, Active Power: 0-30000W, Electric : 0-99999kWh, Frequency: 45-65Hz, Power Factor: 0.00-1.00PF. When power off, the electric data be stored and memorized, when the power is reconnected, this watt meter go on cumulating data. Data reset for multiple measurement needs. the reset button for five seconds, the kwh usage meter be reseted. This 6 in 1 Electricity Usage Monitor is easy to install and can be used indoor or outdoor. it can be used in home, school, market, industry, laboratory, etc.Notes: This meter can be used to measure non-standard sine wave from inverter., Weight: 0.34612575134 pounds, Manufacturer: Pojedehy