Smartodoors 3800mAh External Backup Battery Charger Case for iPhone 6 6s Black External battery with stand for iphone 6 6s 4.7inch Power your iphone 6 6s standby time twice with high capacity High class material protect your iphone 6 6s , Charging and protecting 2 in 1 Built in short circuit and over charge protection. Precise cut and design; Easy access to all ports, sensors, speakers, cameras and all iPhone features