Specifications: Interface: M.2 NGFF compatible with SATA Read Speed: 500M/S Standard Transmission Speed: 32G/s Color: Green Item Size: 9.5 * 2.5 * 0.5cm / 3.74 * 0.98 * 0.19in Item Weight: 6.1g / 0.21oz Package Size: 12 * 6.5cm * 0.5cm / 3.15 * 2.56 * 0.19in Package Weight: 6.6g / 0.23oz The M.2 NGFF to UX21/UX31 SSD Adapter Converter is plug and play, no other driver needed. The standard transmission speed up to 32G/s. The Expansion card with a standard Interface. Features: [Plug and Play] The product is easy to use, plug and play, no other driver needed. No need extra power supply. [4 Stable Holes] The M.2 NGFF to UX21/UX31 SSD Adapter Converter with 4 stable holes:22*30mm,22*42mm, 22*60mm, 22*80mm SSD [Easy Connection] By the adapter converter you can chenge the M.2 NGFF interface SSD to UX31 UX21 and notebook interface SSD. [Mini Design] This product with mini design make sure it is convenience to use. The adapter converter also compatible with SATA. [High speed] The product read write speed among up to 500M/S. The standard transmission speed up to 32G/s.