Home Electricity PowerCost Monitor

You can get a killowatt meter and read how much anything you plug into it (120v) uses. They are only about $30 bucks.

You could also read your utility metter and get a good idea how much you use , and when .

http://www.kansaswindpower.net/meters.htm

Kill A Watt meter      Electricity usage monitor

Kilowatt-Hours, Watts, Volts, Amps, Hz, Power Factor, Volt-Amps, Hours

The cost of electricity can really hit your where it hurts. Now with Kill A Watt you can reduce energy costs and identify the real energy abuser's. Simply plug your appliances into Kill A Watt and it will assess how efficient they really are. Large LCD display will count consumption by the kilowatt-hour just like your local utility company. You can figure out your electrical expenses by the day, week, month, or year. Evaluate the quality of the electrical power provided by your utility company by monitoring voltage (Volt), line frequency (Hz) and power factor (VA). Perfect for detecting voltage drops and brownout conditions before they damage delicate equipment. The knowledge you gain from Kill A Watt can save you thousands of dollars. Maximum voltage is 125 VAC, maximum current is 15 amps, maximum power is 1875 VA, 0.01 to 9999 KWH maximum, 9999 hours maximum. Counters will reset to zero when they reach maximum. 5-1/8" x 1-5/8" x 2-3/8". Limited warranty 6 months by manufacturer. Made in China. 
 P4400  2 lbs $60 Special $29
 

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