New Trent Powerpak 11.0 11000mAh Dual USB Port External Battery Bank for $21.95 Shipped

New Trent Powerpak 11.0 11000mAh Dual USB Port External Battery Bank for $21.95 shipped.  Here is a screenshot for your reference.  It charges 2 devices simultaneously and is compatible with most smartphones, tablets and other devices.  You can check out the reviews on Amazon, which at the time of this post, has received an average of 4.7 out of 5 stars after 250 user reviews.

Kensington Mini Battery Pack and Charger for iPhone and iPod for $16.89 Shipped

Kensington K33459US Mini Battery Pack and Charger for iPhone & iPod for $16.89 shipped after this $10 rebate.  Here is a screenshot for your reference.  This portable battery pack fits the 1st, 2nd, and 3rd generation iPod nano, 4the and 5the generation iPod, iPod classic, iPod touch, and iPhone.  It extends play time up to 30 hours of music, 6 hours of video, or 3 hours of voice.  Most places have this Kensington battery pack for about $24 or more