Sent to you by nunok via Google Reader:
We have introduced many portable chargers for iPhone, iPad and various mobile devices. But if you want a more convenient way to charge your device, the following Cordless Pocket backup battery may be more suitable for you.
The cordless pocket is a pocket-sized backup battery the measures 3-1/2 x 1-1/4 x 3/4 inches and weights 2-1/2 oz. As we can see from the images, the backup battery features compact design, and its built-in rechargeable battery can provide you 25 hours of talk time for iPhones and Android phones, and 4-1/2 hours of use for iPad. Moreover, the portable charger also features an accompanying USB cable with three practical connectors including a 30-pin connector, miniUSB port and microUSB port in order that you can conveniently charge your device without the need of extra cables. Apart from that, the portable charger can automatically switch to power-saving mode after 10 seconds of inactivity.
The cordless pocket backup battery is priced at $79.95 USD. If you're interested, jump to Hammacher Schlemmer for more details.