Sigma II Thermohygrograph Merek: SATO -Jepang Cat: 7211-00 Model: NSII-Q Clock: Quarzt *MEASURING RANGE: Temperature: -10°C~50°C Humidity: 0~100% RH *ACCURACY: ±1°C (at 10~30°C) for Temp. ±2°C (at other than above) for Temp. ±3% (at 15~25°C, 20~70%) for RH ±7% (at other than above) for RH *CHART GRADUATION: 1°C for Temperature 1% for RH Recording pens: Cartridge pens (violet) Dimensions: 336x295x148 mm *ACCESSORIES: 7 day chart for 1 year use (55 sheets/box)