Electricity Cost Calculator

It is an App which provides you Electricity Usage, Electricity Cost of Electrical Appliances for hour, day, week, 3 month, 6 month, and year. User has to just input the Power watt of Electrical Appliance. For Eg: 17 inch Laptop consumes 150 watt in one moment or 150 W/h in one hour. So just input watt and remember please input the value in watt only not in kilo watt.