OWC 480GB Aura Pro 6G SSD with Envoy Kit For MacBook Air 2010-2011: Complete Upgrade&nbsp;Solution with SSD Drive, Envoy Pro Enclosure, and Install Tools 480GB 6G SSD Flash Internal Drive Upgrade For MacBook Air 2010 - 2011 with Enclosure and Install tools 480GB useable capacity Total Flash Memory, Tier 1 Multi-Level Cell (MLC) NAND Flash Memory, Sustained Reads (up to) 507MB/s, Sustained Writes (up to) 454MB/s Includes 480GB Aura PRO SSD, Envoy USB 2.0/3.0 Enclosure, Carrying Case, USB3.0 cable (Standard A to Micro B), Pentalobe Compatible Driver, & Torx T-5 Screwdriver, Assembly Manual & User Guide Compatible with: MacBook Air 13-inch (Mid 2011 Model ID:MacBookAir4,2) (Late 2010 Model ID:MacBookAir3,2) MacBook Air 11-inch (Mid 2011 Model ID:MacBookAir4,1) (Late 2010 Model ID:MacBookAir3,1) SSD 5 Year OWC Limited Warranty