and high quality SATA SSD converted to 2.5 inch PATA/IDE interface The product only support 3 cm x 5 cm or 3 cm x 7 cm size mSATA SSD to 2.5 inch PATA/IDE. Driving program is not needed, performance is stable. Notice: This product can realize interface conversion between,because there are compatibility of SSD and laptop ,so me cannot guarantee that can be installed to your machine,please think twice before buying! This product only support mSATA. can not suppoet SATA Mini PCIE and PATA Mini PCIE SSD to 2.5 inch PATA&IDE. Please close the TRIM option for windows 7/8 operating systems. SSD can not support for same too old laptop. Update the BIOS to the latest version. Please you aim the place then insert machine hard disk slot,Adapter card to the left shift or to the right shift then can be inserted into the hard disk card slots but the computer is can't identify the adapter card,because this is DIY products on the size have some deviation. This product support UDMA5,working condition is determined by the machine of the BIOS.some laptops only working in UDMA-2 state because the BIOS version is too low or the notebook Optical Disc Drives and hard disk using the same IDE channel Material:Aluminum alloy colour:black Package Contents: 2 x Adapter Card with Case 2 set x Screws