Originally published on http://feeds.boingboing.net/~r/boingboing/iBag/~3/knZ3r4whLgE/lumsings-powerbank-a-23-10.html I really like Lumsing's Powerbank for its fast charging 5v/2.1amp USB slot. Just yesterday, Pesco was struggling with a slow charging battery and asked for one with a faster charging port! Here it is. This harmonica sized and shaped battery is about 5.5" long and 2.5" wide.