The SanDisk Extreme SD UHS-I memory card delivers fast, reliable performance with read speeds up to 180MB/s and write speeds up to 130MB/s (64GB512GB models), thanks to SanDisk QuickFlow Technology. Ideal for shooting high-resolution, stutter-free 4K UHD video, it features UHS Speed Class 3 (U3) recording. Built to endure tough conditions, its temperature-proof, waterproof, shock-proof, and x-ray-proof. For optimal speed, pair with the SanDisk PRO-READER SD (sold separately). Includes RescuePRO Deluxe software to recover accidentally deleted files. Perfect for on-the-go creators needing speed and durability.