1.Portable,multiple,rechargeable 2.Real capacity,long lifetime 3.Good quality,low price 4.CE,FCC,ROHS 2500mAh battery mobile power bank for cell phoneAdvantages1.OEM service ... charger and AC charger CompatibilityMOBILE,PSP,IPOD,IPHONE,IPAD,MP4,PMP,GPS,CAMERA etc. Product's photos ConnectorsFactory 2500mAh battery mobile power bank for cell phone