wind speed sensor, compact and lightweight, easy to carry and assemble, design cups can be efficiently obtain information about the wind speed, high-quality aluminum alloy housing, external spray plating process, has good anti-corrosion, anti- erosion and other characteristics, to ensure the long-term use of non-rust transmitter cut phenomenon, in conjunction with smooth internal bearing system to ensure the accuracy of the information collection, and traditional analog signals (4-20mA, 0-10V, 0- 5V) for data output. Is widely used in greenhouse, environmental protection, weather stations, ships, docks, breeding and other environmental wind speed measurement.