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P3 International 154598 Kill-A-Watt Electricity Usage Monitor


Shipping Cost: Free!

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P3 International 154598 Kill-A-Watt Electricity Usage Monitor

Now you can cut your energy costs and find out what appliances are actually worth keeping plugged in. Simply connect these appliances to the Kill A Watt EZ, and it will assess how efficient they really are. Large LCD display will count consumption by the Kilowatt-hour, same as your local utility. Calculate your cumulative electrical expenses and forecast by the day, week, month, even an entire year. Also check the quality of your power by monitoring Voltage, Line Frequency, and Power Factor. Now you’ll know if it is time for a new refrigerator or if that old air conditioner is still saving you money.


  •  Large LCD
  •  Shows the operating costs of household appliances
  •  Accurate with in 0.2%
  •  Calculates cost & forecasts by week, month & year
  •  Checks the quality of power by monitoring voltage, line frequency & power factor
  •  Built-in battery backup
  •  Displays 8 critical units of measure

Shipping Cost: Free!

Return Policy: Within 30 in the original packaging

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Review Snapshot

  • 4.5 of 5 stars
57% (25)
25% (11)
10% (4)
3% (1)
7% (3)
  • Extremely useful device, but not perfect   »   Most Recent Review “This is a great monitor to use to keep an eye on your electronic equipment and to see how much power each one consumes. I purchased it initially to compare the power usage of my…”
  • P3 International P4460 Electricity Usage Monitor   »   Most Helpful Reviews “I give it **** because it could use a few improvements. NOT because it didn't perform as expected. Bottom line - great device. Works exactly as advertised.”
  • original better than new version   »   Most Helpful Critical Reviews “I have owned the original Kill a Watt for several years and find it to be a wonderful device with a few exceptions, however, the new updated unit is terrible.”