Toshiba PenDrive 4GB. Capacity: 4 GB, Interface type: USB 2.0, Form factor: cap. Width: 51.4 mm, Depth: 21.4 mm, Height: 8.4 mm. Operating temperature range (T-T): 0 - 50 °C, Storage temperature range (T-T): -20 - 60 °C, Operating relative humidity range: 20 - 95 %