High-speed, Class 10 performance leverages UHS-I (U1 or U3 depends on capacity) technology for a read transfer speed up to 95MB/s (633x). Capture high quality images of stunning 1080p full-HD, 3D, and 4K video Enjoy shooting longer without changing cards, large capacity options up to 1TB High-speed file transfer from card to computer to dramatically accelerate workflow. Operating Temperature-32 to 158F / 0 to 70C Limited lifetime product support Designed for your mid-range DSLR, an HD camcorder, 3D camera, Lexar Professional 633x SDHC/SDXC UHS-I cards let you quickly capture, and transfer high-quality photos of stunning 1080p Full-HD, 3D, and 4K video, with read speeds of up to 633x (95MB/s). These Class 10 cards leverage UHS-I technology to deliver high-speed performance. And when using a USB 3.0 card reader, youll power through post-production with high-speed card-to-computer file transfer. This dramatically accelerates workflow from start to finish, so you can save time and get back to the business of photography.