Real-time wireless weather station: Easily monitor weather conditions inside and outside your home. Receive readings of indoor and outdoor temperature, humidity and weather forecasts with the outdoor temperature sensor of your home weather station. Accurate and fast measurements: Indoor humidity measurement range and exterior: 20%RH~95%RH. Indoor temperature measuring range: -9.9C (14.2F) ~ 50C (122F), outdoor temperature is -25C (-13F) ~ 50C (122F). Record the day's maximum/minimum indoor and outdoor temperature and humidity values. Backlit digital weather station: Backlit LCD screen, easy to read in the dark. Optional 12/24 hour time display format and ability to select temperature display unit (C or F). Alarm clock with snooze function, can be turned off or set to 1~60 minutes. Weather forecast: Wireless weather station with weather forecast for the next 8 hours. Four icons indicate different weather conditions: sunny, slightly cloudy, cloudy and rainy. Wireless outdoor sensor: Wall mount or table stand, RF transmission frequency 433.92 MHz, range 60 m in open zone, outdoor thermometer, frost alert and low battery indicators.