The SanDisk 2TB Extreme Portable SSD SDSSDE61-2T00-G25 in black is a high-speed, portable external SSD designed for use with laptops and PCs. With a read speed of 1050MB/s and a write speed that is 2x faster, this SSD offers fast data transfer rates. It features a compact 2.5-inch form factor and is water resistant, making it a convenient and durable storage solution for on-the-go use. With a storage capacity of 2TB and a manufacturer warranty of 5 years, this SanDisk Extreme V2 model is a reliable choice for those in need of high-performance storage options.