Pre-programmed with the correct time and date, this combination of wireless weather and Intelli-Time clock station provides the most accurate temperature and time monitoring system for your home or office. It is pre-programmed with the time, day, and date monitors indoor and outdoor temperatures, and automatically adjusts for Daylight Saving Time. The indoor display shows the current date and time along with indoor/outdoor weather readings. The remote sensor transmits up to 330 feet in an open area. This AcuRite thermometer comes with a limited one-year warranty.