Humidity Min. % = 0 / Humidity Max. % = 90 / Air Velocity Min. m/s = 1 / Air Velocity Max. m/s = 80 / Air Velocity Resolution = 0.001 m/s / Temperature Measuring Range Min. °C = 0 / Temperature Measuring Range Max. °C = 50 / Temperature Resolution °C = 0.1 / Other Measuring Ranges = Air Pressure: ±4000 Pascal / Air Flow Rate = 0 ... 99999 CFM / Battery Type = 4x AA, 1.5 V / Battery Life h = 280 / Protection Rating = IP40