universal portable power bank 6000mAh power bank ,External USB Power Station for Smart Devices POWER BANK universal portable power bank Comatible with Smart Devices.OEM/ODM available.Elegant gift for Christams.Easy to use, plug and charge.Compact size, easy to carry.Use high safety polumer battery,6000mAh Specifications:1. Core type: li-ion polymer core, rechargeable, 500times above charging ...