Gomeir Smart Battery Pack 5200 mAh External Battery Power Bank for iPhone4, iPhone5, iPhone5s and more-Black Easy to carry ultra compact -it is a product that you will use every day, it can be a good companion. The product is so much compact design easy to hold in your hand and put anywhere your want, e.g. a pocket or bag Ultra reliable A+ Lithium-Ion battery with security protection design. This portable battery will automatic shutdown if a short circuit or overload output occurred while unit is charging External battery with 5200mAh capacity it can charge iPhone 6 plus a full charge, iPhone 6 and iPhone 5S one and half full charge and one full charge to a Galaxy S5 or one full charge to most other phones Unique design- Made with an ergonomic design that is carefully matched with a gorgeous metal shell, while 4 status LEDs keep you informed of remaining capacity Strong Compatibility - Gomeir Smart Battery Charger is compatible with most of the smart phones MP3,MP4, etc