Smart Boards, like any other computer component, use energy. With the cost of electricity soaring and resources like oil dwindling, energy consumption has become a major concern for many people. Power usage can be calculated using a couple of simple formulas, depending on the information available. ([1.5 Watts x 4 hours] x 100 days) ÷ 1000 = kWh per year ([1.5 Watts x 4 hours]) = 6 Watt hours per day (6 Wh x 100 days) = 600 Watt hours per year 600 Watt hours ÷ 1000 = 0.6 kWh per year Tips Writer Bio
