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    LED节能计算器

    使用LED节能计算器来计算出您使用LED灯比使用普通白炽灯节约了多少钱！
    The calculator assumes an average incandescent bulb lifetime of 1,000 hours and an average LED house light lifetime of 50,000 hours. You can change this if you wish based on the advertised lifetime hours of either the original or replacement bulb, or both.
    Your electricity cost, in $/kwh    
    Wattage of incandescent bulb being replaced    
    Wattage of LED to replace the incandescent    
    Cost per incandescent bulb (for when bulb burns out)    
    Cost per LED replacement bulb    
    Incandescent bulb life (hours)    
    LED bulb life (hours)    
    Number of bulbs of this type being replaced    
    Number of hours/day light is in use    
           
    Savings per year    
    Payback in years    
     
     
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