Air Velocity Max. m/s = 10 / Air Velocity Resolution = 0.01 m/s / Temperature Measuring Range Min. °C = -20 / Temperature Measuring Range Max. °C = 50 / Temperature Resolution °C = 0.1 / Air Flow Rate = 0 ... 99990 m³/h / Display Type = LCD / Battery Type = 3x AAA / Battery Life h = 20