<B>UV Sensor</B><br><br>Measures the sunburning portion of the UV spectrum. Allows you to display UV index, dose rate, and daily and accumulated dose.<br>Multi-layer filter provides a spectral response that closely matches the Erythema Action Spectrum. Diffuser provides excellent cosine response. Two-piece housing minimizes radiation heating, allows convection cooling of the sensor, and prevents the trapping of water or dust. Includes built-in level and 2' (0.6M) cable.<br><br>Compatible with both original Vantage Pro and Vantage Pro2. (Already included with Vantage Pro Plus and Vantage Pro2 Plus.)<br><br>You may also need a Solar Sensor (#6450) and Sensor Mounting Shelf (#6673). <!--- cis2:m2lumJ1t --->