ICY DOCK 3.5" Sata Hot-swap Rack Encl 3.5" SATA Hot Swap Rack Encl Design that delivers high availability, scalability, and for maximum flexibility and price/performance Made in China Ideal for use in server environments, such as tower or rackmounts for data backups, storage and drive maintenance. Device stores a single 3.5" SATA III 6Gbps drive and fits most standard 5.25" device bay. Hard drive power and activity LED indicators for essential drive status.