Transfer large files with this SanDisk ultra-dual flash drive. The 150MB/sec. transfer speeds let you move large files quickly, while the USB Type-C and USB Type-A compatibility allow other devices to connect easily. This SanDisk ultra-dual flash drive with metal construction for durability features a 256GB storage capacity that provides adequate space for important documents. USB 3.1 (Gen 1) interface Ensures a fast connection. Backward-compatible with USB 3.0 and USB 2.0. All-metal casing Helps protect the drive from everyday wear and tear. Dual-purpose swivel design Protects the Type-C and Type-A connectors when not in use. Besides, it features a keyring hole to take your drive on the go. 256GB storage capacity Offers ample space for photos, videos and more. Automatic backup* Automatically back up your recent photos, videos, music, documents, and contacts with the SanDisk Memory Zone app.