10000mAh Li-Polymer Battery Power Bank is a portable device which is used for charging your phone when electric wall outlet is not present near you. It is designed having compact structure which is easy to carry in your bag along with you. This power bank is also provided with light indicator to show battery level & remind you when it requires to be charged. It is known to have ability to charge up to three phones with 3000 mAh battery that too with high speed. For having two USB ports, 10000mAh Li-Polymer Battery Power Bank is capable to charge 2 phones simultaneously. Tough body of this battery bank encloses all components safely and allows user to use it roughly without any special maintenance.