OCZ Enyo Series External 64 GB USB 3.0 SSD. Max Read: up to 225 MB/s. Max Write: up to 135 MB/s. Sustained Write: up to 40 MB/s. Cache: 64MB on board. Seek Time: 0.1 MS. Power Consumption: Idle: 1.1W, Typical: 1.9W, Max: 2.4W. Performance Optimization: Background Garbage Collection, Self-Monitoring, Analysis and Reporting Technology. Operating Temperature: 0C to 70C. Storage Temperature: -45C to +85C. Shock Resistance: 1500G. Meets the requirements of EU RoHS Compliance Directives.