Oregon Scientific RMR202 Wireless Indoor / Outdoor Thermometer with Radio Controlled Clock. Stay up to date on the weather with this wireless desktop thermometer. The unit records both indoor & outdoor temperature (in up to 3 locations), perfect for the home or office. With a visual Ice Alert a green LED light warns you when temperatures drops low enough for frost or ice, making this compact & easy to read thermometer ideal for gardeners & motorist alike. In addition the RMR202 also included a radio controlled clock & calendar. One THN132N outdoor sensor is also included.