mophie Charger for IPad Mini - Black Worlds first battery case with built-in storage for ipad Mini 2/3 Built-in local storage Up to 32GB of additional storage. Stop deleting and start saving all your favorite files. Added battery life, Get up to 100% extra battery* with the flip of a switch. No need to stop at an outlet to recharge. 10 Hours of internet use | 9 Hours of video | 140 Hours of Music Photos, Videos, Music, Documents, Take all your files with you. Organize and access everything through the Space app anytime, anywhere. Use the WiFi Space Portal to access, back up, and transfer files with your Mac or PC wirelessly and control access with a unique security code. Compatible with all modern operating systems.