New Trent Easypak 7000mAh Portable Triple USB Port External Battery Charger/Power Pack for Smartphones, Tablets and more (w/built-in USB cable)
I ordered this unit because my cell phone often runs dry just when I need it at the end of a business day when I'm running to the airport and don't have a charge station handy.<br /><br />I don't use it often, just on trips, so I was very pleasantly surprised to find that my unit holds charge extremely well.  It's barely discharged at all after a couple of months of sitting in my drawer.  Another advantage that I hadn't considered is that it has a higher current output for tablets, which has come in handy m