YF6-4 Anemometer Range:0~60m/s Accuracy:±(0.4+0.05 Real Wind Speed)m/s Starting Threshold:0.5m/s Output:4~20mA Resolution:12bit Power Requirement:DC12~24V Maximum Power Consumption:0.5W Operation Temperature:-40~80�°C Operation Humidity:0~100% Material:Aluminum alloys,Copper,Plastics Weight:1.5kg Moisture Protection:IP65