|- Fill in the data for number of items, wattage, number of hours / days on per unit that represent your power consumption, and press the "Calculate" button. Fill in only integer without commas, points/dots and letters.
- If you want a new calculation, press the "Cancel" button. All data will be deleted and the form is ready for new calculations. Fill in the new data. We have allready filed in some data, you can delete them and insert your own data.
- No fill in the fields below the Total Watts h / day, they represent computation results.