Lasted edited by Andrew Munsey, updated on June 15, 2016 at 1:19 am.
A directory of vampire power saver technologies and resources.
When a phone charger is plugged into an outlet, it still uses power even if not hooked up to the device it charges. The transformer that converts the high power from the wall to the lower power of the device draws power from the wall continuously unless it is unplugged from the wall.
Directory:Conservation > Save Over $250 a Year by Unplugging Stuff You're Not Using - Vampire power, or phantom load is the phenomenon where the appliances you keep plugged in quietly drain electricity consistently all day, every day, even when they're off. Good Magazine, estimates vampire power costs US consumers $3 billion dollars a year. Unplug or use Smart power strips to save. (Planet Green Apr. 9, 2009)