Features 1.slim probe, ideal for grilles & diffusers. 2. large LCD display with backlight, reading the air velocity & temp. at the same time. 3.Thermal anemometer, available for very low air velocity measurement. 4.Combination of hot wire and standard thermistor, deliver rapid and precise measurements. 5. Records maximum/minimum readings with recall & data hold. 6.Microprocessor circuit assures maximum possible accuracy, provides special functions and features. 7. The portable anemometer provides fast, accurate readings, with digital readability. 8. Multi-functions for air flow measurement: m/s, km/h, ft/min, MPH, Knots & build in temperature C/F. 9. Thermistor sensor for Temperature measurement, fast response time. 10. Applications: Environmental testing, Air conveyors, Flow hoods, Clean rooms, Air velocity. 11.Air balancing, Fans/motors/blowers, Furnace velocity, Refrigerated case and Paint spray booths. Specifications Air Velocity: m/s(meter per second Range: 0.1~25.0m/s Resolution: 0.1m/s Accuracy: 5%+0.1m/s Air Velocity: km/h(kilometers per meter Range: 0.3~90.0km/h Resolution: 0.1km/h Accuracy: 5%+0.1km/h Air Velocity: ft/min(feet per minute) Range: 20~4925ft/min Resolution: ft/min Accuracy: 5%+1ft/min Air Velocity: MPH(miles per hour) Range: 0.2~55.8MPH Resolution: MPH Accuracy: 5%+0.1MPH Air Velocity: Knots (nautical miles per hour) Range: 0.2~48.5knots Resolution: 0.1knots Accuracy: 5%+0.1knots Air Velocity: Air temperature range Range: 0c to 50c(32F to 122F) Resolution: 0.1c/0.1F Accuracy: 1c/1.8F