Wireless Home Power Electric Meter, Save Energy, Monitor; With 2 x Large Clamps (200Amp) for Homes and Commercials - Wireless, Display Live KW (Kilo-watts of Power consumption), Records the Electricity Consumption in Kwh and Dollars, 1-Year Warranty Ensupra Handheld Wireless Monitor with Large Clamp- Realtime Home Power Reader and Kw-hr Recorder Control your home power comsumption and save energy; Clamp can be fitted to upto 3/4 Wirelessly Monitor your home Electric consumption from inside your home - put in in kichen or living room Also, works with solar or wind or any generators Standard product for PluggedSolar; Serach Ensupra for more clamps or other products