The premium Lexar Professional 600x SDXCTM UHS-I card leverages UHS-I technology to deliver professional-level, high-speed performance and reliability, with 600x (90MB/s) minimum guaranteed read transfer speed. This extended-capacity card is an excellent choice for capturing high-quality images and extended lengths of 1080p HD video with your SDXC-compatible camera. And when using a USB 3.0 card reader, you"ll speed through post-production with blazing-fast card-to-computer file transfer, accelerating your workflow and getting you back behind the camera faster. The card includes downloadable Image Rescue 4 software to recover lost or deleted photo and video files, and comes with a limited lifetime warranty.