Lexar 2GB Professional 133X SD Card. Internal memory: 2048 MB, Flash card type: Secure Digital (SD), Write speed: 20 MB/s. Weight: 2 g, Width: 24 mm, Depth: 32 mm. Power consumption (write): 35 mA, Power consumption (read): 33 mA, Input voltage: 2.7 - 3.6 V. Operating temperature range (T-T): -25 - 85 °C, Storage temperature range (T-T): -40 - 85 °C, Operating relative humidity range: 8 - 95 %. Certification: Emissions FCC part 15, VCCI, CE