Davis Sonic Anemometer [6415] Trolling Motor Lithium Battery Kit offer many years of use

offer many years of use

Allows air to enter to break siphon

A-Series Rock Light Kit - 6 Red Lights - Black

Two (2) Screws

Davis Sonic Anemometer [6415] Trolling Motor Lithium Battery Kit offer many years of useSonic Anemometer Measure wind with no moving parts. Use with a Sensor Transmitter or an EnviroMonitor Node, or as a replacement anemometer for wireless and cabled Vantage Pro2. The Davis Sonic Anemometer has no moving parts it measures wind speed and direction with electro acoustic transducers that send sonic pulses back and forth. The time it takes for the pulses to travel from one transducer to the other is affected by the movement of air. Speed and