Air Velocity Min. m/s = 0.01 / Air Velocity Max. m/s = 30 / Air Velocity Resolution = 0.01 m/s / Temperature Measuring Range Min. °C = -20 / Temperature Measuring Range Max. °C = 70 / Temperature Resolution °C = 0.1 / Battery Type = 3x AA / Battery Life h = 35 / Protection Rating = IP40