SanDisk Extreme PRO 256GB SDXC UHS-II Card V90 8K up to 300MB/s Memory SDSDXDK-256G

PRODUCT FEATURES 
Up to 300MB/s write speeds help ensure your camera's buffer clears fast so you capture every remarkable shot.
With up to 512GB of storage, store up to 352 minutes of 4K UHD video[3] shot at 60 fps and up to 286 minutes of 8K video shot at 30 fps without needing to swap cards or offload data.
Up to 300MB/s transfer speeds streamline your editing process and get to delivery faster.
Designed to withstand extreme conditions and stress, this card is IP68 water and dust resistant and tested to withstand up to 6-meter (19.6-foot) drops.