Griffin PowerDuo Reserve Charger and Backup Pack - 1000 mAh (Bulk)
Extend your talk surf, and music tune time with the Griffin Power Duo Reserve Charger and Backup Pack, Griffin's latest auto and wall charger combo with a detachable, rechargeable battery for the iPhone and iPod.
Use the PowerJolt Reserve in your car's 12 V DC power outlet, or plug PowerBlock Reserve into a wall outlet. Either charger can juice up the detachable reserve battery pack while charging your iPhone or iPod. Just slip the Reserve battery pack into your pocket when you're ready to go.