Charge your phone and other electronics on the go with this UL-listed power bank.  5000mAh battery capacity with an output capacity of 2950mAh.  White LED lights indicate when power bank is charging your device; 4 lights mean device is fully charged.  Micro USB cord included to recharge the power bank's internal lithium polymer battery.  To charge your device, connect your compatible charging cable to the power bank.  Use the convenient carabiner to attach the power bank through the ring to your purse, backpack or key ring. 

4.5 by 2.5 by 1 in.  Choose red or black.