iPhone 6 Charging Case - Juno Power Nova Pak - iPhone 6 Protective Carrying Case with built in MFI Lightning Charger/iPhone 6 External Battery and Portable Charger 14 additional hours from 2800 mAh rechargeable battery 15% thinner than our major competitors at 13.9mm, but just as durable Ultra-thing premium tier Lithium Polymer battery Protects iPhone 6 with durable, easy-to-fit case We guarantee a minimum of 500 recharges to your battery