With fine workmanship, the hard drive converter can be used for a long time. The hard drive converter can be used to solve the problem of the lack of SATA interfaces on the desktop motherboard or laptop. Made of PCB material and eletronic component, the hard drive converter is durable and reliable to use. The length of the hard drive converter is about 10cm. The hard drive converter is suitable for transferring SATA interface to 40-pin/39-pin IDE interface. Item Name: Converter Material: Electronic Component,PCB Size Details: Length: 10cm/3.94" (Approx.) Notes: Please note that the back of the hard drive converter is a SATA interface, and the front is a 3.5-inch IDE interface or can be called large 4D interface. Please note that it is unnecessary to supply power when using 2.5-inch SATA hard drive while using CD writer or CD driver, it is necessary to have power-supply. Please note that the hard drive converter will have the risk of incompatibility, which cannot be solved by setting. Due to the light and the screen setting difference, the item's color may slightly differs from the pictures. Please allow slight dimension difference due to the manual measurement. Package Includes: 1 x Hard Drive Converter(Power-supply Cable Not Included)