205MB/s max read speed expedites, transfers, and reduces wait times with Lexar RW310X card reader. Must Use Lexar RW310X card reader to achieve maximum transfer speed. (Sold separately, coming soon) 140MB/s max write speed ensures you to capture burst photos without missing a shot. Rated V30, Lexar Silver SD card supports up to 4K 60fps video recording to capture smooth, high-quality video. Extensive compatibility with a variety of cameras and other devices, including Canon, Sony, Nikon, and more. Built for durability – wear-out proof, drop-proof, temperature-proof, x-ray-proof, shockproof, magnetic-proof, and vibration-resistant, so you can take Lexar Silver SD card wherever your shoot takes you. Peace of mind included with Lexar Recovery Tool-a lifetime data recovery software and a lifetime limited warranty. All Lexar products undergo extensive testing in the Lexar Quality Labs, facilities with thousands of different cameras and digital devices to ensure performance, quality, compatibility, and reliability.