Dane-Elec CompactFlash Card 512Mb. Internal memory: 512 MB, Flash card type: CompactFlash (CF), Read speed: 6.15 MB/s. Weight: 11.4 g. Data retention: 10 year(s). Standby current: 0.5 mA, Power consumption (write): 45 mA, Power consumption (read): 40 mA. Operating temperature range (T-T): 0 - 60 °C, Operating relative humidity range: 8 - 95 %, Vibration resistance: 15 G