The Mophie Juice Pack Reserve External Battery for iPhone and iPod is small enough for your keychain yet packed with power, so it's always there when you need a little charge.

Yeah, okay, so we’ll meet at… aargh, me battery!’ We’ve all been there and it sucks. But thanks to the Mophie Juice Pack Reserve, running out of iPhone power need never be terminal.

Keyring friendly, this titchy box of oomph packs an integrated USB charging cable, LED power indicator and iPod/iPhone connector. Just juice it up via USB and you’re good to go. When your Apple needs a hit simply flip the Juice Pack’s lid, lighter styley, plug in and refuel.

The Mophie’s special high-output battery charges at up to twice the current as traditional 500mAh batteries so you won’t be waiting around for endless hours. Just slip this stylish rectangle on your keyring and relax, safe in the knowledge you’ll never miss out on that Doodle Jump high score or miss the end of that McFly track again. Actually, missing the end of a McFly track wouldn’t be a tragedy but you get the idea. Power up!

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