Features: This product is a double hard disk backplane with a hard disk spacing of 28mm, which is convenient for installation and management of two hard disks and meets the requirements of efficient storage. Only 2.5inch and 3.5inch hard disks is supported, which ensuring compatibility with most common hard disks in the market and provides users with diverse choice. Equipped with large 4D power supply, elegant rounded corner design, combined with 6G data transmission speed to ensure stable and efficient power supply and data transmission. Support hot plugging function, users can set the hard disk hot plugging mode in the motherboards, so as to replace the hard disk at any time without affecting system operation and improving the flexibility of use. Green is the power indicator and blue is the work indicator, which can monitor the status of the hard disk in real time, so that you can easily grasp the operation of the hard disk. Specifications: Size:Approx.110mm/4.33inch Package Includes: 1Pc Chassis Adapter note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.