Transfer A Full-Length 4K Movie In Less Than 40 SecondsWith write speeds of up to 150MB/s, the SanDisk Extreme Go USB 3.1 Flash Drive lets you quickly copy and go. Up to 35X faster than standard USB 2.0 drives, so you can transfer a full-length 4K movie to the drive in less than 40 seconds. The design keeps the retractable connector protected when not in use, and the included SanDisk Secure Access software provides password protection of your private files while leaving the rest of the drive available for sharing. PRODUCT FEATURES HIgh-speed performance of up to 200MB/s read and up to 150MB/s write Transfer files to drive up to 35X faster than standard USB 2.0 Drives, so you can quickly transfer and GO USB 3.1 USB 3.0 enabled (backward-compatible with USB 2.0) SanDisk Secure Access software included for 128-bit AES file encryption and password protection PRODUCT DETAILS SanDisk SecureAccess software protects your privacy Create a private folder on your drive with SanDisk Secure Access software. This 128-bit AES encryption software makes it easy to password-protect critical files. Drag and drop files into the vault, and they’ll be protected Easy file recovery with RescuePRO Deluxe software The drive comes with a RescuePRO Deluxe data recovery software download offer.