The SanDisk Extreme PRO SDHC/SDXC UHS-II Memory Card is optimised for cameras that support the new UHS-ll standard. As well as outstanding shot performance, it meets U3's sustained video capture requirements of 30MB/s U3**, supporting up to 64GB¹ of cinema-quality 4K, Full HD and 3D video recording³.Never Miss the MomentDesigned to help deliver the highest standard of results from digital SLRs, compact system cameras or video cameras, even in extreme conditions, the SanDisk Extreme PRO SDHC/SDXC UHS-II Memory Card is ideal for professionals and enthusiasts. Its shot speeds of up to 250MB/s* (1667X) allow it to deliver remarkable burst-mode results. At the same time, transfer speeds of up to 280MB/s* (1867X) create a more efficient and productive workflow environment. With sustained video capture of 30MB/s (U3)**, it supports up to 64GB¹ of cinema-quality 4K, Full HD and 3D video recording³.Up to 64GB¹ to Store All Your FilesSanDisk Extreme PRO SDHC/SDXC UHS-II Memory Cards were designed to bring professionals and enthusiasts the range of large storage capacities necessary for today's high quality RAW photos and high definition videos. With capacities of up to 64GB, there are cards to suit the needs of all photographers.Protect Your DataSanDisk Extreme PRO SDHC/SDXC UHS-II Memory Cards have a built-in write-protect switch to help prevent accidental data loss. And for added protection, the card includes a one-year downloadable offer for RescuePRO data recovery software, which can bring accidentally deleted images back to life^^.Designed for Durability‡SanDisk designed its SDHC and SDXC memory cards to withstand harsh operating conditions. The cards are waterproof and tested to withstand up to 72 hours in salt or fresh water to a depth of 1 metre. They are also vibration proof and can withstand up to 500Gs of shock. Additionally, the cards are magnet proof and X-ray proof, so they won't be affected by an airport's X-ray machine. The cards are also designed to perform from -25 to 85 degrees Celsius, so whether you're in the desert or the Arctic tundra, you'll get the shots you want.