High Resolution, 4K Video Recording with SDXC UHS-II V90 Memory CardSupport the latest DSLR and mirrorless camera technology with our advanced AV PRO SD MK2 V90 (SDXC UHS-II) card. Capture full frame 4K resolution video, as well as sequential burst photography in RAW or JPEG formats with fast sustained write performance of 260 MB/s. Built to perform at temperatures ranging from25° C to 85° C (-13°F to 185°F), allowing for operation in extreme environments such as deserts, high elevations, or arctic conditions.Check the AV PRO SD MK2 V60 page for full details on the SD V60 version.- For sustained speed 4K video recording with a minimum write speed of 260 MB/s.- Stable Stream™ technology delivers optimal speed, performance and reliability for stable and smooth production results.- Integrated Write-Protect Switch prevents accidental file deletion and card formatting.- Built for and tested in harsh conditions, card data is protected from shock, x-ray, moisture, and extreme temperatures.- Sticker-Free