Buy.com offers the Miccus ChargeBlock for iPhone and iPod
, model no. CBFI-01, for $14.99
with free shipping
. That's $5 under our June mention and the lowest total price we could find by $13. This external battery measures 1" and boasts up to 11 hours of audio, 3.5 hours of talk, 3 hours of video, and 2.5 of Internet from a single charge.