New Trent Easypak 7000mAh Portable Triple USB Port External Battery Charger/Power Pack for Smartphones, Tablets and more (w/built-in USB cable)
I decided to purchase the IMP500 powerpack after careful reading of reviews and evaluation of (proposed) comparable products.  The overiding factor in my end purchase of the IMP500 was its considerably higher rated battery life and the convenience of being able to charge the IPhone, IPOD, and Blackberry products.  The factory claims are every thing they propose to be- once fully charged, battery life is beyond compare, and the ease of use transitioning to the Blackberry from the Ipod is quite simple.  This 