TechPro iPhone 5/5S Detachable Backup Battery Case With Intergrated Lightning Capability (Black/Black) Features an innovative detachable design, one can easily detach the battery from the case, and enjoy the joy of ultra slim protection. The powerful 2200mAh built-in battery can effectively double the battery life of iPhone 5 / 5S, which adds additional 8 hours of talk time and 10 hours of web browsing time. The case features a lightning input port and lightning output port. (Lightning cable not included). The case also has the following functions built-in: charging switch, LED battery level indicator, headphone jack cutout, function button cutouts. Exclusive Colors.