The shell is made of high-quality material with high hardness and external electroplating and plastic treatment, which has good anti- and anti-erosion performance. High-performance bearings, low rotational resistance, accurate measurement, small size and light weight, easy to carry and assemble. The bottom cable is adopted to completely the aging problem of the aviation plug rubber pad, and it is waterproof after being used for a long time. Widely used in the measurement of wind direction in greenhouses, environmental protection, weather stations, ships, wharf, breeding and other environments., Weight: 0.7275254646 Pounds, Manufacturer: Butyge