Delete comment from: Ken Shirriff's blog
Please review the AT&T Zero Charger.
Does it really use 0 vampire power when not plugged into the phone?
Do other chargers shut off when unplugged?
What is the quality of the power?
Oct 31, 2012, 4:09:24 PM
Posted to A dozen USB chargers in the lab: Apple is very good, but not quite the best