Transcend 240GB JetDrive 725 SATAIII 6Gb/s Solid State Drive Update Kit for MacBook Pro 15" with Retina Display, Mid 2012 - Early 2013 (TS240GJDM725) Compatible with MacBook Pro Retina 15" (Mid 2012, Early 2013) Next-generation SATA III 6Gb/s interface Free download of Jet Drive Toolbox SSD monitoring software External enclosure is fully compatible with Super Speed USB 3.0 & Hi-Speed USB 2.0 SSD upgrade kit included, Repurpose original SSD into external SSD Dual color LED indicator (Power, data transfer and USB 3.0/2.0 connection) Operating Temperature 32F-158F