So how
much electricity are you
using? We went shopping online and found typical
box fans range from 40-100 watts. At the midpoint, 70 watts, if a kilowatt costs 10 cents per hour, the
fan would cost 0.7 cents per hour (0.07 kwh x 10 cents). ... So they'd consume 100 watts per hour.Aug 11, 2011
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