Features： 1、The shell is made of high-quality material with high hardness and external electroplating and spray plastic treatment, which has good anti-corrosion and anti-erosion performance. 2、0-70m/s range and 0.0875m/s resolution, high precision, accurate measurement and anti-electromagnetic interference treatment. 3、The bottom cable is adopted to completely eliminate the aging problem of the aviation plug rubber pad, and it is waterproof after being used for a long time. 4、High-performance imported bearings, low rotational resistance, accurate measurement, small size and light weight, easy to carry and assemble. 5、Widely used in the measurement of wind direction in greenhouses, environmental protection, weather stations, ships, wharf, breeding and other environments. Specification： Condition: 100% Brand New Item Type: Wind Speed Sensor Material: Polycarbonate DC Power Supply (Default): 5-30V DC Transmitter Circuit Operating Temperature: -20℃ to +60℃, 0%RH-80%RH Communication Interface: Pulse Output Resolution: 0.0875m/s Accuracy: ±0.3m/s Measuring Range: 0-70m/s Dynamic Response Time: ≤0.5s Pulse Output Type Calculation: The transmitter turns 1 circle, outputs 20 pulses For example, when the wind speed transmitter 1S turns 1 circle, the transmitter 1S outputs 20 pulses, which means the wind speed is 1.75m/S. Product Size: Approx. 16 x 16 cm / 6.3 x 6.3 in Weight: Approx. 328g / 11.6oz Package List： 1 x Wind Speed Sensor 1 x Cable 1 x Screw Kit (4 x Screw, 4 x Nut)