NFHK 2 in 1 Combo Mini PCI- E 2 Lane M.2 NGFF & mSATA SSD to SATA 3.0 III Adapte2 in 1 Combo Mini PCI- E 2 Lane M.2 NGFF & mSATA SSD to SATA 3.0 III Adapter Converter PCBA, 2.5" SATA SSD Form Factor : 98 x 65.5mm M.2 (NGFF) & mSATA to SATA III Module, Build in Mini PCI-e 52pin Female connector, Build in M.2 (NGFF) B key Female connector, Insert both M.2 & mSATA SSD on the PCBA,M.2 SSD is the first priority. mSATA won't work. Support SATA Reversion 3.2 PCI Express M.2 Spec. Revision 0.7, Version 1.0, PCI Express Mini Card Electromechanical Spec. 1.2, PWM synchronous buck converter Power IC 3A maximum output current, Short circuit protection, In-rush current suppression, Thermal shutdown protection, ESD HBM (Human Body Mode)/2KV The MSATA and NGFF SSD cannot work at same time. The adapter only work for B-key or B/M-key socket NGFF SSD, cannot work for M-key socket.