Specification Brand : THREE COLOUR DOGFISH BulletPoint : LNS1001TRB BulletPoint1 : [IMPORTANT NOTE] Before removal, Back up your original data to USB drive; and Updated your old original SSD to mac OS 10.13 High Sierra or Later version. If not, the new SSD will not be recognized after replacement.If your mac does not recognize the drive, then back to the step. BulletPoint2 : [Reinstall MacOS] 3 ways to install macOS: From Time Machine Backup; Make USB Installer;From Internet Recovery. You can check some video on Amazon, or check our installation manual in listing documents, or there are simple steps in the product description below. Remember to Reformat(Erase) the new SSD before Restore the MacOS. BulletPoint3 : [SSD for MacBook Upgrade]: Replace the SSD to increase the capacity and processing speed up to 550MB/s. Perfectly compatible with MacBook Air 2012 A1465 (EMC 2558), A1466 (EMC 2559). Note: Model & EMC needs both match with our list, then will work, or will not work. BulletPoint4 : [High Speed & Safety] With storage options 256GB, 512GB, 1TB for you, NVMe PCIe SSD read speed up to 550 MB/s, write speed 520 MB/s (1TB). Faster boot times, faster application loading times and better system responsiveness. With the Encryption program, protect your data safely. BulletPoint5 : [Warranty] We provide 5 Years warranty and lifetime tech support, if there are any problems with the Macbook SSD drive, please contact us freely and we will give you a satisfied solution. Kingdata Macbook SSD is Safer & Faster for your macbook upgrade! BulletPoint6 : SAMSUNG MAGICIAN SOFTWARE: Get the most out of your SSD with Samsung Magician's advanced yet intuitive optimization tools; Monitor drive health, protect valuable data, and receive important updates for your 990 PRO BulletPoint7 : WORLD'S #1 FLASH MEMORY BRAND: Experience the performance and reliability from the world's #1 brand for flash memory since 2003; All firmware & components, including Samsung's world-renowned DRAM & NAND, are produced in-house***** Capacity : 1 TB Color : A1465 CompatibleDevices : Laptop CompatibleDevices1 : Laptop CompatibleDevices2 : Desktop CompatibleDevices3 : Tablet ConnectivityTechnology : eSATA CustomerPackageType : FFP DataTransferRate : 2150 megabytes_per_second DigitalStorageCapacity : 256 GB ExternallyAssignedProductIdentifier : 4560441098791 ExternallyAssignedProductIdentifier1 : 719244656286 ExternallyAssignedProductIdentifier2 : 0719244656286 ExternallyAssignedProductIdentifier3 : 8011727946498 ExternallyAssignedProductIdentifier4 : 00843367117222 FormFactor : M.2 GpsrSafetyAttestation : 1 HardDiskFormFactor : 2.5 inches HardwareInterface : solid_state_drive HardwareInterface1 : pci HardwareInterface2 : sas HardwareInterface3 : solid_state_drive HardwarePlatform : PC HardwarePlatform1 : PC HardwarePlatform2 : laptop HardwarePlatform3 : Linux IncludedComponents : SSD InstallationType : Internal Hard Drive ItemName : Dogfish 256GB SSD Solid State Drive for MacBook Air 2012 A1465 (EMC 2558), A1466 (EMC 2559) Large Capacity Upgrade (256GB) (OS Pre-Installed) ItemPackageDimensions_Height : 0.4 inches ItemPackageDimensions_Length : 3.9 inches ItemPackageDimensions_Width : 2.7 inches ItemPackageQuantity : 1 ItemTypeKeyword : computer-internal-solid-state-drives Manufacturer : THREE COLOUR DOGFISH Material : aluminum MemoryStorageCapacity : 480 GB ModelName : 719244656286 ModelNumber : 719244656286 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfLithiumIonCells : 4 PackageLevel : unit PartNumber : T6 Pattern : 990 EVO (Maximum Transfer Rate 5,000 MB/s) Platform : not_machine_specific ProductDescription : Amazing read/write speeds, solid reliability, and a 20 year history of outstanding products and customer support – upgrading your computing experience with Dogfish’s SSDs gives you the best combination of quality and performance available. ProductSiteLaunchDate : 2023-08-01T09:43:10.856Z ReadSpeed : 550 megabytes_per_second ShipsGlobally : 1 Size : 256Go SpecificUsesForProduct : Business SpecificUsesForProduct1 : Personal SpecificUsesForProduct2 : Business SpecificUsesForProduct3 : Gaming SpecificUsesForProduct4 : Gaming StreetDate : 2019-04-12T00:00:01Z Style : For Macbook A1466 SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 43201830 WarrantyDescription : 5 year limited warranty WriteSpeed : 520 megabits_per_second