Battery1Inc ANTPO 10,000mAh Waterproof Power Bank External Portable Backup Rechargeable Mobile Battery, Green Waterproof Certificate, Slim Compact, portable & stylish design; Easily fits into your bag to provide instant power; Ideal for Long Flights & Journeys without a Plug-Point, Charges Anytime Anywhere Ultra Fast charging any Smartphones (cell phones 2~3 hours full charged ),Rechargeable Over 500 Times Capacity 10000mAh Li-polymer ; 4 LED Lamps Display Active Capacity