This 1.8" HDD to 3.5" IDE Converter lets you convert a 1.8in Toshiba or Hitachi CF hard drive for connection to a 40 pin IDE port (typically used by 3.5in IDE hard drives). Features: 1.8" CF hard drive can be detected and used as a regular 3.5" IDE hard drive. Allows you to connect a 1.8" CF hard drive to a 40 Pin IDE cable with this HDD CF to 3.5" IDE Adapter. CF to 3.5" IDE Adapter is ideal for Hitachi & Toshiba HDD. One end is CF connector and another end is IDE 40-pin male connector. 4-pin floppy drive power connector. Master / Slave jumper selection available. Bootable CF to 3.5" IDE Adapter supports DOS / Windows / Linux / Mac... No driver required. It is recommended to be used for backups or direct data transfers. This is a non-OEM item. Size: L8.8 x W3.5 x H0.8cm Package content: 1 x 1.8"HDD to 3.5" IDE Converter (Note : Photo attached is for reference only， it may be slightly varied in items of colour， shape from the actual item delivered from time to time.)