Indoor air quality measurement probe for testo435 Measures temperature, humidity, CO2, and air pressure Temperature: 0 to +50°C, ±0.5°C Humidity: 0 to 100%rh ±(1.8%rh + 0.7% of measured value) ±0.03%rh/K Air pressure: 700 to 1100hPa ±3hPa CO2 0至10000ppm±(75ppm +测量值的3%) 电缆:15m