Specification: Origin: Mainland China Product Description: Can insert 2 hard drives at the same time But only one page can be read at a time NGFF1 starts working after the switch moves upward NGFF2 starts working after the switch is flipped down. Note that the switch position must be consistent with the hard drive you want to read. For example, if you want to read ngff1 and you turn the switch to ngff2, you will definitely not be able to read it!! Support hard disk: SATA protocol hard disk in m.2 (that is, NGFF) Notice! ! ! Does not support the use of m.2 hard drives with nvme pci-e protocol! ! ! Size: 100.00x70.00x7.00mm/3.94x2.76x0.28inch Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 x Adapter Card / 1 x Adapter Card Set Reliable Data Integrity: With the M.2 NGFF SSD MSATA protocol to serial port adapter, you can rely on consistent and secure data transmission. It incorporates advanced technology to maintain the integrity of your data, ensuring that your files and information remain safe and intact. Easy Installation: The M.2 NGFF SSD MSATA protocol to serial port adapter features a user-friendly design, making installation hassle-free. With its simple and intuitive setup process, you can effortlessly integrate it into your existing system without any technical complications. Versatile Compatibility: This NGFF to SATA3 adapter card supports a wide range of M.2 NGFF SSD types, allowing compatibility with various devices. Whether you have an older SATA-based system or a modern motherboard with M.2 slots, this adapter ensures flexibility and adaptability. Enhanced Performance: The M.2 NGFF SSD to SATA 3.0 adapter card is specifically designed to deliver optimal performance. It enables seamless data transfer and maximizes the potential of your SSD, enhancing overall system speed and responsiveness. Superior Durability: Crafted with high-quality metal, the M.2 NGFF SSD adapter features exceptional durability, ensuring resistance to deformation or breakage. It is built to withstand long-term use, providing reliable performance over extended periods.