ToughTech m3 Professional photographers, musicians, and creatives rely on CRU® ToughTech® drive enclosures, like the ToughTech m3, for safe, secure storage of their images, recording sessions, and other important data. Its rugged portability and small size makes the ToughTech m3 perfect for storing data on the set or on the stage - and then tossing it into a bag for travel back to the studio.It features a unique WriteProtect read-only mode that "locks down" your data and prevents someone from accidentally deleting or modifying it. This is a handy way to protect your drive when loaning it to a client or someone else to distribute files or data.The ToughTech m3 drive enclosure is made from strong aluminum to protect your drive when you''re carrying it with you. The ToughTech m3 connects to your computer via speedy USB 3.0, and does not require additional AC power. Additional features: Protects a 2.5" hard drive or SSD (see part numbers for option to buy the ToughTech m3 with a 1 TB hard drive or 256 GB SSD already installed) Free US-based customer support Bus power with included USB 3.0 micro cable Soft drawstring carrying bag Kensington security slot Status LED Anyone who needs a small, easy-to-use data storage enclosure for 2.5-inch hard drives or SSDs will find the ToughTech m3 enclosure a convenient device.