This Caddy Box Adapter 2 in 1 is the ideal solution for converting a M.2 NGFF (B-key or B/M-key) SSD or a mSATA SSD into a standard 2.5-inch SATA 3.0 format. Designed to provide maximum flexibility and compatibility, it allows you to easily install your drive inside laptop, desktop PC or external box using the traditional SATA interface. Main features: Design Combo 2 in 1: Supports both SSD M.2 NGFF (key B or B/M) and MSATA SSD in the most common formats (2280, 2260, 2242 and 2230). Mounting kit included: The package includes all the screws needed for quick, stable and secure installation inside the caddy. Power and Performance: Supports SATA Revision 3.2 specifications and 3.3V DC power for both SSD types. Important notes for use: Single operation: MSATA and NGFF SSDs cannot work simultaneously. To switch from one type to another you must use the dedicated switch on the circuit. socket compatibility: The adapter works exclusively with NGFF SSD with B or B/M-key key; it is not compatible with SSDs with only M-key key. Priority of doors: If both M.2 SSD and mSATA SSD are inserted simultaneously on the PCBA circuit, SSD M.2/ NGFF will have absolute priority and the mSATA will not be active.