Nucharger 2800mAh Slim External Battery Case for iPhone 6/ 6s (4.7'') Power Pack Backup Power Bank QI-Enabled Wireless Charger (White) Wireless Charging for your iPhone 6 or 6s with QI-Technology integrated battery case(NuCase). Simply place your phone with the enclosed case on the included Wireless Charging Pad and the charging process will begin. Extended Battery Capacity provided by NuCase at 2800 mAh allows you to use your iPhone 6(battery capacity: 1810mAh) or 6s Plus (battery capacity: 1715mAh) with more than one 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. Ultra Slim, High Quality Cushion for extra Protection. NuCase provides maximum convenience with wireless charging and extended battery life. With sleek design and lightweight it is for you to carry on or put on a magnetic cellphone holder. Charging up your phone has never been easier and cooler. Taking care of your phone becomes one less thing off your everyday to-do-list. It is essential for all iPhone 6 plus or 6s Plus users.