Charging And Protecting:The 4200mAh Li-polymer rechargeable battery can provide extra battery life to your iPhone 6 plus, iPhone 6S plus,iphone 7 plus [5.5inch] and protects your iPhone from scratches.Internal chips also protect your smart phone from overheating, short-circuiting, over charging, and discharging!
Unique Magnetism Design: this battery case build-in magnetic material works great with any magnetic car mount, providing a lot more conveniences while driving.The top cover can be worked as Magnetic bracket to holder the phone.
Perfect Cutout And Slim Design: Easily accessible cutout for camera, all buttons, microphone hole. Clear voice penetrating power, no need to worry the lower voice caused by battery charger case protectors. Supports all headphones without taking off the case, no need any extra audio jack extender , enjoy music anytime.