[IMPORTANT NOTE]: This iPhone 7 plus battery case does not work with lightning headphones. ONLY compatible with Apple Airpod Bluetooth headphones or any other wireless connected headphone accessories.</br>Powerful External battery case for iPhone 7 Plus: Built-in 3800mAh Li-polymer rechargeable battery can effectively provide 100%+ extra battery life to your iPhone 7 plus. You can sync your iPhone to a computer without having to take the battery case off. Simultaneously charge your iPhone and battery case together with lightning cable.</br>Built-in Magnetic Metal Design & Slim Fit: The back of battery case can absorbed by the magnet works great with magnetic car phone holders. Ultra slim design to carry with your iPhone as well in style. Integrated circuit design effectively avoid shorting circuit or overcharge even under extreme conditions of wrong operating.</br>Shock Absorption TPU Frame: Flexible rubber frame for extra protection against drops and a high-class hardshell ABS material protects the back of your iPhone from scratches and other daily wear and tear small and convenient enough to fit easily in your hand or in your pocket. Charging and protecting 2 in 1.</br>PERFECT FIT - Specially designed for iPhone 7 plus the external battery charging case has precise cutouts for speakers charging ports?? audio ports and buttons. Power switch allows you to switch on/off the battery case freely?? plus equipped with colorful led indicator?? check remaining power levels with a touch of a button.</br></br>Product Description</br></br