Digital Hot Wire Anemometer, Dual LCD, with USB interface, 0.1 to 25m/Sec and Temperature from 0 to 50°C / -32 to 122°F. Thermal anemometer, available for very low air velocity measurement. Slim probe, ideal for grilles & diffusers. Combination of hot wire and standard thermistor, deliver rapid and precise measurements even at low air velocity. Records Maximum and Minimum readings with recall. Microprocessor circuit assures maximum possible accuracy, provides special functions and features. Super large LCD with dual function meter's display, read the air velocity & temp. at the same time. Records Maximum and Minimum readings with recall. Data Hold. Powersupplyby9Vbattery. The portable anemometer provides fast, accurate readings, with digital readability and the convenience of a remote probe separately. Multi-functions for airflow measurement: m/s, km/h, ft/min, MPH, Knots. Build in temperature °C , °F measurement. Thermistor sensor for Temp. Measurement, fast response time. Used the durable, long-lasting components, including a strong, light weight ABS-plastic housing case. Deluxe hard carry case. Applications: Environmental testing, Air conveyors, Flow hoods, Clean rooms, Air velocity, Air balancing, Fans/motors/blowers, Furnacevelocity, Refrigerated case, Paint spray booths. Specifications : Measures Low velocity of Air Display: Dual LCD Display Measures Air velocity and Temperature Air Velocity is measured using Glass Bead Thermisstor Temperature is measured using Precision Thermisstor Data Hold to freeze displayed data MAX / MIN / AVG Recording facility USB PC Interface Facility Auto Power Off Air Velocity Range in m/s: 0.1 to 25.0 m/s Air Velocity Range in km/h: 0.3 to 90.0km/h Air Velocity Range in mph: 0.2 to 55.8 mile/h Air Velocity Range in knots: 0.2 to 48.5 knots Air Velocity Range in ft.min: 20 to 4925 ft/min Accuracy: ± 5% Temperature Range: 0°C to 50°C / 32°F to 122°F Accuracy: ± 1%