iDiskk USB 3.0 Flash Drive with Lightning Connector, 16GB External Storage Memory for iPhone, iPad, iPod and Mac [Apple MFi Certified] (Silver) FULLY COMPATIBILITY: Apple MFi (made for iPhone, iPad and iPod) certified flash drive, ensures 100% compatibility with Apple device. FAST PERFORMANCE: With USB 3.0 & lightning connector design, iDiskk flash drive helps you transfer photos, videos, music and large files (bigger than 4GB) at fast speed. USB PORT: up to 80MB/s reading speed, 40M/s writing speed. LIGHTNING SIDE: up to 15MB/s reading speed, 10MB/s writing speed. CONVENIENT AND STABLE: After downloading and installing the free App (iDiskk Pro), you can browse, copy and share files, or directly watch movies and listen to music stored on the drive. WHATS MORE IMPORTANT, with our unique design and chipset, you dont need to worry about losing files or exiting from App program suddenly. INSTANT STORAGE: You can get 16GB memory extension for your iPhone, iPad, iPod easily, transfer files to and from Apple devices/PCs without cable, iCloud, iTunes, or network. NOTES: 1)TO ENSURE THE BEST CONNECTION, PLEASE REMOVE YOUR PHONE CASE. 2)Please download and install iDiskk Pro when you use the flash drive at the first time. 3)You could not transfer music, videos and pictures from iTunes/iCloud to flash drive, as they are DRM (Digital Rights Management) protected.