Maxboost Electron 10000mAh Portable Charger [Black] Dual-Port 3A USB iPhone Charger and External Battery Pack for Cell Phone The world first power pack with digital display window that is capable to exhibit power level within 1% and monitor the input and output charging state. Extremely powerful 10,000mAh battery that can charge almost any portable electronic devices up to 5 times including, iPhone 6/5/4/4S/3GS/Air, Samsung Galaxy Series, iPad, iPad Mini, and almost all tablets, camera, and MP3s. Multi-port charging capability allows for multiple products to be charged at the same time using a 2.1A and /or 1.0A port. The electron can efficiently charge tablets, smart-phones and most other devices. Certified Reliable A+ Samsung batteries are deployed to ensure 500+ re-charges as well as better safety, longevity and efficiency than most other batteries. The Electron boasts a super bright emergency flashlight that helps you through any power outage scenario.