Its bus-powered design means no AC power adapter is required making it an ideal portable plug and play solution - just plug the USB cord into your computer and the Envoy Pro is ready to go. Its super-speed USB 3.0 interface is capable of speeds up to 500MB/s to ensure your workflow moves as fast as you do, and is backwards compatible with USB 2.0. Get the ultimate combination of elegance and functionality in a sleek, portable external storage solution designed to complement the MacBook Air - in both appearance and performance. The Envoy Pro offers the perfect companion storage solution for your MacBook Air Best-in-Class ECC Protection for longest data retention and drive life.RAISE™ (Redundant Array of Independent Silicon Elements) protects the data on your drive similar to having a RAID setup.Intelligent 'Recycling' for advanced free space management gradually re-writes data across the SSD over time to ensure data never gets corrupted.Intelligent Read Disturb Management spreads the active read/write across the flash components eliminating data corruption caused by constant use.Intelligent Block Management & Wear Leveling automatically distributes data evenly across the entire SSD.DuraWrite™ extends the endurance of your Solid State Drive (SSD).The Aura Pro SSD line features industry leading SandForce® DuraClass™ Technologies: Upgrade Kit with Drive, Install Tools, + Envoy Pro for Easy Data Transfer/Original Drive Reuse OWC's Aura Pro SSD provides upgrades from the original factory options for MacBook Air 2012. OWC 250GB Aura Pro 6G SSD / Flash Internal Drive Upgrade for 2012 MacBook Air

Mid 2012 macbook air ssd upgrade