Black Max™ Wind Direction Indicator - SKU 1295 stars fill with water and read

fill with water and read the angle of the reflected sun with your sextant

the anemometer should be 33 ft

6 amps of electricity

bird spikes and mounting hardware

Black Max™ Wind Direction Indicator - SKU 1295 stars fill with water and readBlack Max is a versatile, high performance wind direction indicator that attaches quickly to the mast or boom. The tough, high impact plastic vane is designed to withstand years of punishment and the abuse of small boat sailing. The stainless steel mounting arm and set screw, as well as a tough plastic mounting base, add to the systems durability. Wind vane length is 8 (20 cm). Black Max is packaged in its own unbreakable storage sleeve for safe