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TS-836A Plug Power Meter Energy Watt Voltage Amps Meter with Electricity Usage Monitor, Reduce Your Energy Costs
Measures various parameters: power (W), energy (kWh), volts, amps, hertz, power factor and maximum power (W), time, days - kWh is vital as this is what your electricity bills are based on!
Large, clear LCD display for easy reading
Electricity price setting by pressing COST, FUNCTION, UP and DOWN button according to the instructions
Built-in Battery(3.6VLow power consumption rechargeable batteries ) backup - allows meter to be moved (and viewed) without losing readings
Displays volts, amps and wattage accurate to 3%