This juice pack ultra for the iPhone 6 provides more than 150% extra battery strength so you can power through just about any situation. Hard exterior shell and proprietary impact-isolation system protect your phone from heavy impacts and hard falls. This highly advanced system features rubberized support pads with internal suspension bumpers along the edges of the juice pack case for even greater protection against shocks and falls. Innovative design enables pass-through charge and sync while connected to a computer. Your iPhone 6 recharges first, and then the juice pack case recharges itself. LED power indicator displays the juice pack battery levels and charge status. Includes Mophie juice pack ultra, USB-micro cable, and headphone adapter. 3950mAh battery capacity. Weighs 4.3 oz. 2.93" x 6.13" x 0.70.