Adapter allows your 2.5" IDE laptop hard drive fit and run in a 3.5" bay in a desktop system After it's detected, you can used your 2.5 IDE laptop hard drive as a regular 3.5" IDE drive. Convert your 44 pin female (laptop hard drive) to a 40 pin male (IDE hard drive) Compatible with:All Laptop 2.5" IDE hard drives such as , , , , , and more. This adapter connect laptop 2.5" to desktop PC 3.5" socket. It converts 44 pin notebook to regular 40 pin desktop . On one end it is IDE hard drive 40-pin male connector, on the other end it is Laptop hard drive 44-pin female connector Material:plasticshell Color: as shown Package included:1X 2.5" to 3.5" Laptop IDE HDD Adapter Note:Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.