Digital Anemometer/air Velocity Meter/Wind Meter (Range: 0.4-30.0 m/s) for HVAC, Measure Air Velocity, Wind Speed, HVAC Duct Airflow Along with Factory Calibration Certificate; Model: AM-4201$$Other

Multi Function km/h Range: 1.4-108.0 km/h; Resolution: 0.1 km/h; Accuracy: ± (2 % + 3 d) | ft/min. Range: 80-5910 ft/min.; Resolution: 10 ft/min.; Accuracy: ± (2 % + 2 d) | knots Range: 0.8-58.3 knots; Resolution: 0.1 knots; Accuracy: ± (2 % + 2 d) Measurements: m/s (meters per second), km/h (kilometers per hour), ft/min (feet/per minute), knots (nautical miles per hour) | m/s Range: 0.4-30.0 m/s; Resolution: 0.1 m/s; Accuracy: ± (2 % + 1 d) | Display: 18mm (0.7") LCD (Liquid Crystal Display), 3 1/2 digits | Operating Temperature: 0 to 50℃ (32 to 122℉) | Operating Humidity: Less Than 80% RH | Air Velocity Sensor Structure: Conventional twisted vane arms and low-friction ball-bearing design | Power Supply: DC 9V 006P MN1604(PP3) battery (Heavy Duty Type) or equivalent | Power Consumption: Approx. DC 9 mA Supply Scope: 1 Unit of LM-4201 Digital Anemometer, Sensor Probe, Carrying Case, Instruction Manual and Factory Calibration Certificate | Applications: HVAC, Measure Air Velocities, Wind Speeds.