The SanDisk Extreme PRO USB 3.1 Solid State Flash Drive delivers super-fast solid state performance in a portable flash drive. With read speeds of up to 420 MB/s and write speeds of up to 380 MB/s, you can transfer a 4GB movie file in less than 15 seconds. This drive features a durable aluminum casing, password protection for your files, and a sleek, retractable design. Its USB Type-A 3.2 Gen 1 interface ensures broad compatibility with most computers.