Battery1inc 15,600mAh Waterproof Power Bank External Backup Rechargeable Battery for iphone iOS Android series Windows phone Blackberry Smartphone and Mobile Devices playing Pokemon Go Waterproof Certificate.Rigid and durable build makes the Power bank water proof, dirt proof, and shock proof. The ideal companion for those who enjoy camping, hiking, biking, and many other outdoor activities. High Capacity 15600mAh 6-7 full charges or add 70~ hours talk time to your iPhone iOS, android,Windows Phone Blackberry etc Smartphones ; 400~500 hours + audio playback, or 500%-600% to the battery life of most mobile phones ;4 LED Lamps Display Active Capacity 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; Both USB Input and Output Port Available(Apple adapters - 30 pin and lightning, not included)Portection Against Short- Circuit, Over Charging and Over Dis-charging Dual USB Output ,Charges 2 devices at once,li-polymer battery.