IPhone 5 Energy Usage and Impact ($0.41/year to charge an iPhone 5)http://blog.opower.com/2012/09/how-much-does-it-cost-to-charge-an-iphone-5-a-thought-provokingly-modest-0-41year/ by jkeesh • 14 years ago 2 0 14 years agoBLblog.opower.com