CyberPower 10,000 mAh Portable Power Bank-WhitePower Bank is an on the go rechargeable device that is designed for powering mobile gadgets such as phones MP3 players tablets and handheld gaming devices while being away from other power outlets. With the portable battery to provide backup electricity you can be sure to stay connected with family and friends get in touch with colleagues by phone and stay in the mobile game without having to worry about the battery level.