Personal UV Monitor with Exposure Timer
I bought it in 2008 and used it rarely, but in the last couple of years since I do outdoor sports every day, this is very useful.  Fairly accurate thermometer.    Today was a code red UV alert. Only 31-32C, but UV index over 9. In fact, at noon I read with this device 10. If you had no SPF protection sunscreen, the timer indicated exposure of 23 minutes. But since I ride my bike and used a SPF30, the exposure was 11 hours. I tested how the UV readings increased in a matter of minutes from 9:15 to 9:40, from