SanDisk 256GB Extreme PRO Memory Card 200MB/s Full HD 4K UHD Class 30 Speed Shock Proof Temperature Proof Water Proof X-ray Proof Digital Camera Gear that doesn't limit your creativity Improve your workflow efficiency With SanDisk QuickFlow Technology, this card optimizes performance for timesaving media offloads with quick transfer speeds up to 200MB/s (64GB - 1TB). Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately). Shot speeds up to 140MB/s With shot speeds up to 140MB/s the card is perfect for capturing the action as it happens, without missing a beat. Perfect for 4K UHD video Sometimes speed is what you need. The SanDisk Extreme PRO SD UHS-I card delivers the performance to capture stunning, uninterrupted 4K UHD video. Stunning sequential burst mode shots Rated UHS Speed Class 3 (U3) and Video Speed Class 30 (V30), the SanDisk Extreme PRO SD UHS-I card lets you capture sequential burst mode shots without missing a beat. Durability you can count on Built for and tested in harsh conditions, the SanDisk Extreme PRO SD UHS-I card is temperature-proof, waterproof, shock-proof, and x-ray-proof. Recover images you accidentally deleted Includes an offer for RescuePRO Deluxe 2 year data recovery software, which lets you restore images you accidentally deleted. Full Specifications Capacity_ 256 GB Compatibility_ Compatible with SDXC and SDXC UHS-I enabled host devices. Dimensions (L x W x H): 2.17mm x 23.91mm x 31.92mm Sequential Read Performance_ Up to 200MB/s Sequential Write Performance_ Up to 140MB/s