1The surface is treated by electroplating and spraying, which is anti-corrosion and anti-invasion, and has no rust phenomenon for a long time. 2With moisture-proof and anti-corrosion aluminum alloy shell, high precision measurement and wide range of measurement, it is a special meteorological measuring tool. 3The innovation appearance design, 360 degree wind speed measurement, low power consumption, stable performance, accurate measurement. 4The base is stable, which enhances the bearing capacity and anti-interference ability, and ensures the accuracy of measurement. 5With high quality aviation cable connectors, it has excellent anti-corrosion and anti-erosion functions. 6Black shielded wire, waterproof, oil-proof, four-core cable, strong anti-interference ability, stable signal transmission. 7Small size, light weight, reduce friction, improve sensitivity, ensure the accuracy of measurement. 8It is widely used in wind direction measurement in greenhouses, environmental protection, weather stations, s, aquaculture and other places. Condition: 100% Brand New Item Type: Wind Sensor Material: Aluminum Alloy, Polycarbonate Output Signal: 4-20mA Wind Speed Measurement Range: 0-30m/S Accuracy of Wind Speed Measurement: +1m/S Response Time: 1 x Wind Sensor1 x Cable1 x Bag of Screws1.Please allow 01 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.