FLUS MT-905C Mini Handheld Anemometer - Blue + Black + Multicolored (1 x 9V)
Air velocity and Air temperature measurements; User selectable units: m/s Km/h MPH Knots ft/min; MAX/MIN record ; Backlit LCD display; Low battery indication ; Auto power off - Reading Display Update: 1time/second - Resolution: 0.1m/s - Air Velocity Range: 0.4m/s ~ 30m/s - Air velocity Accuracy :