Nucharger 5000mAh Sleek Design External Battery Case for iPhone 6 / 6S (4.7") Power Bank with LED Power Level Indicator, USB Charging Port & 3.5mm Earphone Port, Free Tempered Glass (Rose Gold) Charging On The Go: This external charging unit is for your iPhone 6 or 6s ONLY with convenience, easy to use, high capacity. Press the power button and charge the whole night to get your phone and battery case both at full capacity. Extended Battery Capacity: 5000mAh (18.5Wh) allows you to use your iPhone 6 or 6s with more than two full battery life throughout the day without any interruptions. With NuCase, you do not need to worry about no enough battery to surf online, use GPS, take pictures or watch videos. Sleek and Lightweight design it is easy for you to carry. NuCase provides maximum convenience and extended battery life. It uses Apple lightning cable to charge. Your phone has never been easier and cooler to get charged for everyday use with 4 LED power indicators. Simply press the power button on the back of te case, then the charging process will begin. Protect the front of your phone with the bonus tempered glass. It is essential for all iPhone 6 or 6s users.