Notice: 1: Only sales adapter card, images of SSD and mainboard is not sales! 2: The adapter card only support 22x42 mm, 22x60 mm and 22x80 mm size of for M.2 NGFF (SATA) SSD, it does not support PCIe X2 or PCIe X4 transfer of drives. This product is not supported on both sides have electronic components solid-state drives. 3: Some of for M.2 NGFF SSD is not for laptop, Such as the use Sand-Force main control chip of solid-state drives, If it is installed on the for computer,The computer will be crashed,or can'for t install the operating system, or unable to format the hard disk failure, etc. 4: The buyer can'for t apply for a refund or return because of compatibility issues, because we don'for t have the condition to compatibility test of all solid-state drives, if there is a compatibility problem please replace other types of hard disk. About for Air SSD interface standard: 1: 2010 and 2011 version for Air SSD is 6+12 pin, only one side have contact,size is 109 mm*24 mm.It's SATA interface. 2: 2012 version for Air SSD is 7+17 pin, size is 109 mm*24 mm.2012 version for Pro SSD is 7+17 pin, size is 89 mm*33 mm.It's SATA interface. 3: 2013 and 2014 and 2015 version for Air SSD is both side have contact,one sid is 16+12 pin,the other side is 11+14 pin,size is 89 mm*24 mm.It's PCIe X4 interface. 4: 2013 and 2014 and 2015 version for Pro SSD is both side have contact,one sid is 16+12 pin,the other side is 11+14 pin,size is 89 mm*33 mm.It's PCIe X4 interface. No Retail Package Package Includes: 1 Adapter Card