Oregon Scientific UV888A Personal UV Monitor with Exposure Timer (Discontinued by Manufacturer) Personal UV monitor for protecting users from sun overexposure Monitors current UV levels and temperature; built-in digital clock Analyzes UV, SPF level, and skin type and recommends exposure time Automatically updates with changes in UV intensity; countdown timer Measures 1.75 x 3.125 x 0.75 inches (W x H x D); 1-year warranty