Lutron AM4206

Thermistor sensor for temp. measurement, fast response time, Low-friction ball vane wheels is accurate in both high & low velocities, Record maximum and minimum reading with recall, Used the durable, long-lasting components, including a strong, lightweight ABS-plastic housing case., Wide applications: use this anemometer to check air conditioning & heating systems, measure air velocities, wind speeds, temperature, Air velocity: m/s, ft/min, km/h, knots, Separate probe, easy for operation of the different measurement environment. 3 air flow mode: Instant, 2/3 Vmax, Average.