DIRECTIONS
Step (1) Click 'CLEAR / RESET' for an all new calculation(s).
Step (2) Enter LED equivalent wattage for 100w incandescent bulb (optional).
Note: Use 1 or more of the 4 listed wattages, or change the wattage.
Step (3) Enter number of INCANDESCENT light bulbs for each wattage.
Step (4) Enter average number of hours per DAY for EACH bulb in group.
Step (5) Select cost of electricity: by State or by Cents per kWh.
Step (6) Click 'CALCULATE' button.