Champ Bodyguard Battery Rechargeable Power Bank,RCEPB22FL Fast, full-charge battery gives mobile phones instant power Built-in LED flashlight Built-in 110dB safety siren to alert for help Pocket-able and completely portable  purse, briefcase, backpack, travel bag, etc. Short-circuit and over current protection 2,200 mAh capacity Li-ion battery Includes USB to micro cable