Davis Solar Radiation Sensor [6450] Brand_Shadow-Caster LED Lighting The indicator moves in exactly

The indicator moves in exactly the same way as the rudder relative to the boat

Includes High Speed Fairing Block Specifications:

All-Round Light - Black Plastic

Mounts directly to the boat deck

protecting it from any water that might come along the ride

Davis Solar Radiation Sensor [6450] Brand_Shadow-Caster LED Lighting The indicator moves in exactlySolar Radiation Sensor For use with Vantage Pro and Vantage Pro2. (Already included with Vantage Pro Plus and Vantage Pro2 Plus.)Measures solar radiation and is required (along with an anemometer and a temperature humidity sensor) if you wish to monitor evapotranspiration. Diffuser element and housing are carefully designed for accurate cosine response. Silicon photo diode provides good match to solar spectrum. Two piece housing minimizes radiation