The iPhone 7 is still one of the best smartphones on the market. It doesn’t have unlimited battery life though. The Sunny Solar Battery Case for iPhone 7 is a handy accessory that keeps your phone charged all day. It has a 2500 mAh battery that is trickle charged using solar panels. Once you open the case, its solar panels will start charging your battery.
The Sunny Solar battery case can double your phone’s battery life. It is also available for iPhone 6/6s.[where to get it]