[LARGE EASY-TO-READ TIME] Displays 12-hr or 24-hr time in 2 inch digits [PRECISE, SELF-SET ATOMIC CLOCK] Accurate to the second Atomic time will automatically set and readjust to Daylight Saving Time (OFF option); Simple Set to Time Zone selection (7 choices from ATL to HAT) [VIEW CURRENT TEMPERATURES] Monitor Indoor & Outdoor temperature (°F/°C) showing the Trends; Includes a wireless transmitting sensor with a 330ft (100m) range (reads up to 140°F) [TIME ALARM] Crescendo alarm sound with snooze duration of an extra 10 minutes [Optional Position] Table stand or Wall Hang option Low battery indicators for clock and sensor; Sensor searching feature