takeMS MiniSD 4GB. Internal memory: 4096 MB, Flash card type: Mini Secure Digital (MiniSD). Weight: 1 g. Power consumption (write): 30 mA, Power consumption (read): 30 mA. Operating temperature range (T-T): -25 - 85 °C, Storage temperature range (T-T): -40 - 85 °C, Operating relative humidity range: 8 - 95 %