Etesian has a number of wind sensors and options for them
ET4000 - Is an industry standard anemometer aka "Max40". Etesian has it in two versions, both AC generator output and reed switch contacts. Tougher than the original, the housing and cups are 100% polycarbonate.
Model 101 - Etesian patented wireless and self-powered sensor. Powered by the very wind it is measuring. An internal generator provides all the necessary power. No batteries to change or charge. No waitng for sunrise or the clouds to burn off. No worries from ligntening strikes damaging your expensive base unit.
Model 101-T - add a temperature sensor to the base Model 101.
Model 101-D - adds a wind direction vane to the base sensor. A great addition when you need to know the wind vector. Typically used in marine and wind power applications.
BreezeSonic - Intended specifically for Aerial Work Platforms (AWP). Emits a 92 decibel audible alarm at 25 MPH wind speed, to warn operators of potentially dangerous work conditions. Just like our Model 101, it's self-powered - there's not even an on/off switch!
Model 101-BBT - Utilizing Bluetooth LE, all it takes is a FREE app runing on your smartphone to have a complete system. Apps available for iPhone and Android. Creates economical and powerful wind monitoring for cranes, outdoor events, marine, etc. All Bluetooth sensors include temperature sensing.
Model 101-BBT-D - adds direction to the base sensor