Sales Package 1 Pen Drive, User Manual, Warranty Card Model Name SDDDC3-256G-I35 Read Speed 400 Mbps Width 12.1 mm Height 44.41 mm Depth 8.6 mm Other Features Minimum Operating Temperature: 0 DegreeC, Maximum Operating Temperature: 45 DegreeC, Maximum Storage Temperature: 70 DegreeC, Minimum Storage Humidity: -10% Net Quantity 1