The SanDisk Extreme PRO SD UHS-I card is the brands most powerful UHS-I SD card yet, delivering up to 200MB/s transfer speeds and 140MB/s shot speeds (64GB1TB models) via SanDisk QuickFlow Technology. Ideal for high-res, stutter-free 4K UHD video, it supports UHS Speed Class 3 (U3) and Video Speed Class 30 (V30), making it perfect for burst shooting and fast-paced content creation. Built to endure harsh environments, its temperature-, water-, shock-, and x-ray-proof. Pair with the PRO-READER (sold separately) for max performance. Includes a 2-year RescuePRO Deluxe data recovery software offer.