LaCrosse Technology WS-8115U-B Atomic Digital Wall Clock - Black has an attractive black finish and displays the most precise and accurate time possible. A radio signal is received daily from Colorado that updates the atomic clock to within one second of official U.S. government time. The atomic clock even automatically resets for Daylight Savings Time!
The atomic clock displays indoor and outdoor temperatures, perpetual calendar and with a 12/24 hour time display.
Wireless outdoor temperature range: -39.8 degrees Fahrenheit to +139.8 degrees Fahrenheit or (-39.9 degrees Celsius to 59.9 degrees Celsius)
Indoor temperature range: 14.2 degrees Fahrenheit to 99.9 degrees Fahrenheit or (-9.9 degrees Celsius to 37.8 degrees Celsius)
Transmission range: Up to 200 Feet
Transmission frequency: 915 MHz
Atomic time and date with manual setting
Automatically updates for Daylight Saving Time (on/off option)
12/24 hour time display
Time zone setting
Time alarm with snooze
Low battery indicator
Wall hanging or free standing
Power Requirements main unit: 2 AA batteries (not included)
Power Requirements TX38U-IT remote sensor: 2 AAA batteries (not included)