Verbatim Ultra Slim Power Pack - external battery pack Li-pol

With Verbatim's 4200mAh Ultra-Slim Power Packs, you can talk longer, listen to more music, play more games, and watch more videos without worrying about running out of battery life! Lightweight and slim, the Verbatim 4200mAh Power Pack fits easily into a pocket or bag. Use the Power Pack to charge a wide range of devices including iPhones, iPods, eReaders and Micro USB charged phones or Bluetooth headsets. Available in a variety of vibrant colors, a full charge provides up to 2 full iPhone charges, or similar for Smartphones with an average 1400mAh battery life.