4800mAh Kickstand Rechargeable External Backup Spare Battery Power Charger Case Cover For 5.5" iPhone6 Plus (4800mah black for iphone6 plus) Light-weight, super-slim design to carry with your iPhone as well in style High quality material protect your iphone, Charging and protecting 2 in 1 Built-in Battery Backup gives you 3500 mAh(Back of battery case shows 3200 mAh it is Print error in fact battery capacity is 3500 mAh)