ESD370C Portable SSD 250GB TS250GESD370C Features: Surprising transfer speeds Cool to the touch, cool all around Elegant anti-shock design Expand storage in a flash Great compatibility Type-A and Type-C cables included Extreme protection, advanced security Manage data with Transcend Elite Specifications: Appearance Dimensions 96.5 mm x 53.6 mm x 12.5 mm (3.80" x 2.11" x 0.49") Weight 87 g (3.07 oz) Color Navy blue Interface USB Type USB Type C to USB Type A/USB Type C to USB Type C Connection Interface USB 3.1 Gen 2 Storage Flash Type 3D NAND flash Capacity 250GB Operating Environment Operating Temperature 0°C (32°F) ~ 60°C (140°F) Operating Voltage 5V Performance Read Speed (Max.) up to 1,050 MB/s Write Speed (Max.) up to 950 MB/s Warranty Certificate CE/FCC/BSMI/KC/EAC Warranty Three-year Limited Warranty Operating System Microsoft Windows 7 Microsoft Windows 8 Microsoft Windows 10 Mac OS X 10.5 or later