Logitech Protection [+] Power Battery Case for Samsung Galaxy S5, Black Slim-style, 2300 mAh battery Provides up to 80% of additional battery life, so you can keep your phone fully charged while you're out and about. PC plastic outer shell Withstands scratches and damage due to bumps and drops from heights of up to 4' to help keep your phone safe on the go. Compatible with Samsung Galaxy S 5 cell phones For a secure, custom fit. TPR inner layer Along with impact channels adds flexibility to the case and offers reliable impact absorption. Integrated hidden metal adapter Allows use with Logitech [+] mounts (not included).