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Satechi iCel (2 amp) Battery Extender Pack and Charger
Satechi iCel (WHITE) 5200 mAh (2 amp) Battery Extender Pack and Charger for iPhone 4, 3G & 3Gs, iPod Touch 4G, BlackBerry, HTC EVO, HD7, DROID, Samsung Galaxy S, EPIC, Kindle DX, Flip & Vado HD Camcorders
Packed with 5200 mAh (2 amp) 18 Watt power, iCel Extended Battery Pack and Charger will recharge your iPod, iPhone 4, iPhone 3G or any other mp3 player when it is out of juice. iCel has much longer life cycle and is more secure than any other battery pack through applying its patented Compounded Interconnection Technology. Just connect to it to your device and never miss a beat!
Instant power - recharge your iPod, iPhone 4, 3G & 3Gs and other mobile devices battery.
5200 mAh (2 amp) 18 Watt Compounded Interconnection Battery (More stable and longer life compared to lithium batteries).
Battery life indicator & auto OFF feature that detects when fully charged.
While charging the iPhone, the battery pack can also be recharged simultaneously.