Note: Watthours (also spelled Watt-hours) is a measure of energy and Watts is a unit of power. (Power multiplied by time is enery).

Enter the Watt-hours

**Wh**and**hours**below and then click on the "Calculate Watts" button:Wh:

Hours:

W

The formula is (Wh)/(h) = (W). For example, if you have 100 Wh for a duration of 2 hours, then the wattage is (100)/(2) = (50) Watts. You can use decimal places.