Ultra microSDXC card for Chromebooks 64GB, 150MB/s, UHS-I, with Adapter The SanDisk Ultra microSD UHS-I card gives you the freedom to store and access your photos, videos, files, and more. It’s tested and certified to work seamlessly with Chromebooks, giving you peace of mind right from the start. With capacities up to 512GB, you’ll have room for hours of Full HD video and transfer speeds of up to 150MB/s2 help you move your content fast. Data Storage Capacity: 64 Gb Depth: 4.9 MM Tested and certified to work seamlessly with Chromebooks Instantly add up to 512GB of storage to carry your photos, videos, and other files Up to 140MB/s transfer speeds let you move photos and files fast Load Androidâ„¢ apps faster with A1-rated performance Class 10 for Full HD video playback – watch right from the card Waterproof, temperature proof, X-ray proof, magnet proof, shock proof Height: 152 MM Width: 101 MM