Seamless design.Introducing Transcend's JetDrive Lite storage expansion cards for the MacBook Air and MacBook Pro with Retina display. JetDrive Lite expansion cards are a quick and easy way to gain the additional space you need without adding any bulk to your MacBook computer.Install in seconds.Simply insert JetDrive Lite into the card reader slot on the side of your MacBook and instantly boost your storage capacity. With up to 128GB available, you can store up to 62,000 photos, 32,000 songs or 1920 min. of Full HD video.Blazing fast.JetDrive Lite cards are built with the highest quality MLC flash and can achieve read speeds of up to 95MB/s and write speeds of up to 60MB/s. Perfect for Time Machine backups, iTunes libraries, or anything in-between.Forget it's there.With a flush profile that's tailor-made for each MacBook model, Transcend's JetDrive Lite expansion cards are designed to seamlessly integrate with your MacBook.A safety net for your data.JetDrive Lite expansion cards include the free download of Transcend's exclusive JetDrive Toolbox software which allow users to recover the accidentally deleted images, videos, MP3 and PDF files in just a few easy clicks.Life proof.JetDrive Lite flash expansion cards are manufactured using advanced COB (chip-on-board) technology, making them resistant to water, dust, and shock. So regardless of what kind of adventures you decide to embark on with your MacBook, you can count on JetDrive Lite expansion cards to keep your data safe.Match it up!The JetDrive Lite series is specifically designed for MacBook Air and MacBook Pro with Retina display computers. Available in four different sizes, each is individually sized to suit the different slot dimensions of each model.