Automatically sets itself to the U.S. Atomic Clock radio signal – never needs adjusting for Daylight Savings TimeDisplays kinetic weather forecast icons using barometric pressure readingsDisplays outdoor temperature from up to 3 remote locations (additional sensors required)Day/month calendar with moon phase indicatorMinimum/maximum temperature memoryElectro-luminescent backlightCrescendo alarm with snooze functionBatteries Included: 3 AA (main unit), 2 AAA (remote sensor)Includes THN122N sensor