Ambient Weather WS-1172 Wireless Advanced Weather Station with Temperature, Dew Point, Barometer and Humidity with Calibration The indoor console displays barometric pressure, temperature and humidity levels indoors and outside and shows daily weather forecasts that help you dress for the weather The main display receives temperature and humidity data from the included wireless remote sensor; The wireless sensor installs just about anywhere (up to 300 feet away line of sight, 100 feet under most conditions) Report on conditions in the greenhouse, garage, wine cellar or baby's room, places where temperature and humidity levels are crucial; The weather station's main console displays a wide range of information in an easy-to-read format on a large LCD Equipped with an atomic clock, time is set automatically via radio and in synch with the U.S. atomic clock for utmost accuracy; The clock also features an alarm with snooze and temporary back light for nighttime viewing If you want to improve on the +/-5% accuracy, the WS-1172 allows you to adjust the sensor humidity to match the calibrated humidity The indoor console displays barometric pressure, temperature and humidity levels indoors and outside, and shows daily weather forecasts that help you dress for the weather. The main display receives temperature and humidity data from the included wireless remote sensor. The wireless sensor installs just about anywhere (up to 300 feet away line of sight, 100 feet under most conditions). Report on conditions in the greenhouse, garage, wine cellar or babys room, places where temperature and humidity levels are crucial. The weather stations main console displays a wide range of information in an easy-to-read format on a large LCD. Equipped with an atomic clock, time is set automatically via radio and in synch with the U.S. atomic clock for utmost accuracy. The clock also features an alarm with snooze and temporary back light for nighttime viewing. If you want to improve on the +/-5% accuracy, the WS-1172 allows you to adjust the sensor humidity to match the calibrated humidity.