Western Digital Green 240GB M.2 SATA Internal SSD Key Features 240GB Internal SSD Up to 545MB/s Read Speed Compatible with Windows and Mac SATA 3 Interface 3-Year Limited Warranty Overview For use in laptops and desktop computers, WD Green SSDs offer high performance and reliability to boost your daily computing activities. With comprehensive WD F.I.T. Lab certification, and a M.2 form factor, WD Green solid-state drives are compatible with most PCs. The free WD SSD Dashboard lets you monitor your storage, and when combined with the 3-year limited warranty, upgrading your digital storage is worry-free. Specifications Disk Type M.2 SSD External? No Capacity 240GB Sequential Read 545MB/s Interface SATA 3 Compatibility Windows, Mac Dimensions 80 x 22 x 2 mm