Never leave early because of a dead phone ever again with this battery powered case. With precise cutouts for iphones 6 - 8, including "S" and "plus" models, the built-in external battery pack provides an extra 60-100% of on-the-go battery life. It's slim, lightweight & features a beautiful, sleek design. Unlike many battery-powered cases out there, our charging cases can be charged using an iPhone lightning charging cable.