Features: With this IDE conversion card, the laptop's 44-pin 2.5-inch IDE hard disk can be convert to the 40-pin 3.5-inch IDE port on the desktop PC motherboard.Put the 3.5-inch hard disk on the desktop and install the system and then reinstall it on the laptop.Or back up the laptop data on the desktop PC. If your laptop system is often broken, then you have to remove your laptop's hard drive, put it on your PC, and do a GHOST backup, so that when the system has a problem, it can be restored.This IDE conversion card is suitable for maintenance personnel system reinstall, backup data, clone systems and other operations.That also can use laptop hard disk as desktop hard disk of course, which is convenient for future updates and upgrades! Convert a notebook hard drive into a desktop hard drive.Perfect to retrieve your data and prefer notebook hard drive in your desktop system. Correct connection: The front side of the laptop hard drive (sticker side) is aligned with the front side of the IDE conversion card (indicator side).If the reverse connection indicator does not light up, please turn off the power immediately and reconnect correctly! For All Laptop 2.5" IDE hard drives such as Compaq, Acer, Toshiba, Dell IBM, Fujitsu, Sony and more. Note: The power supply must be connected! Ensure sufficient power supply Specifications: Product name:IDE conversion card 2.5" Laptop IDE : 44-Pin Female 3.5" Desktop IDE : 40-Pin Male Power Supply : 4 Pin IDE No need to install the driver.Plug and Play. With LED light status indicator! Dimension: 3.3" * 1.3" * 0.4"(L * W * H) Packing List:1 × IDE 44pin to 40pin conversion card Suitable for DIY computer systems and data preservation. The IDE conversion card connection is very convenient, as long as the laptop hard disk connected to the transfer card one end, the other end is like the desktop hard disk connected to the IDE data line and host D power plug, no other Settings, boot can be used normally.During the use of the laptop hard disk and the case should pay attention to the insulation, Prevent the hard disk from burning out due to a short circuit in the chassis.