No device attached? Then no power usage. The exclusive AT&T ZERO Charger lets you use almost any power cable (sold separately) to charge your phone or other devices. With an Energy Star 5 rating, and compatibility across multiple devices, this may be the only wall charger you ever need.
Plug into any 110V AC Wall outlet at your home or office, and this plug converts the power to 5.0V DC 1000mAh Output power.
AT&T ZERO Charger
AT&T ZERO Charger 75787/ 03577/ CHR UNIV 1USB ZDRAW - USB Wall Charger, AC Home Charger to 1000mAh 1 Amp, 5V USB Output Converter 110V AC head
30 day warranty