Talk longer, listen to more music, play more games, watch more videos without worrying about running out of battery life using this ultra-slim Power Pack Charger. Use the Power Pack to charge a wide range of devices such as iPhones, iPods, eReaders and micro-USB charged phones or wireless Bluetooth headsets. An ideal solution for when you're on-the-go and need more power, this charger equipped with a 4200mAh lithium-polymer battery provides two full charges for your iPhone or similar smartphone (with an average 1400mAh battery). Included USB cable charges micro-USB devices and can also be used to recharge the Power Pack when not in use. To charge your iPhone/iPod with the Power Pack, simply use the data cable you received with your device. LED status indicator lets you know how much charge time remains on your Power Pack. A convenient on/off switch lets you turn off the device when not in use to save battery life. Charger offers 500 battery cycles.

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For iPhone, iPod, Smartphone - Lithium Polymer (Li-Polymer) - 4200 mAh - 2.10 A - 5 V DC Output - 5 V DC Input - Black