You might think that all chargers are created equally, but nothing could be further from the truth. Wired explains that picking the right charger with the right amperage (a measure of current) can mean the difference between getting your phone charged while you work versus waiting all day before you can unplug it.
via Web News Blogs http://lifehacker.com/pay-attention-to-charger-amperage-to-juice-up-your-gadg-1492446246