The  Simplecom SA221 USB 3.0 to mSATA + NGFF M.2 (B Key) SSD 2-in-1 Combo Adapter is a versatile 2-in-1 combo adapter that supports both M.2 (B Key/B+M Key) and mSATA SSDs. It features USB 3.0 and SATA interfaces for flexible connectivity and fast data transfer up to 5Gbps. Compatible with multiple SSD form factors including 2230, 2242, 2260, 2280, and full or half-size mSATA drives. Tool-free installation and plug-and-play support make it ideal for quick upgrades, backups, and diagnostics. Built-in protections like thermal shutdown and short circuit prevention ensure safe and reliable operation. Perfect for IT professionals, DIY users, and anyone needing efficient SSD access across devices.