Vortex Pole Mount Anemometer Wind Speed Sensor

VORTEX "POLE MOUNT" ANEMOMETER Knowing the wind speed is not only useful - it's informative, it's accurate, and it's fun. The Vortex Pole Mount Anemometer is an inexpensive way to provide you with accurate wind speed in places where AC power may not be available. Mount the head and rotor to your own pole or roof bracket, bring the wire in through a window or some other hole, and stick the display on the glass, a window, or anywhere you want. Connect the red & black wires and