Select your time zone from 0 GMT to +/-12 hr settings, face the clock towards the direction of Ft. Collins, Colorado and watch it automatically update the time. This clock has a built-in antenna to receive the WWVB radio signal, from NIST radio station, located in Fort Collins, Colorado. Transmitting the exact time radio signal continuously throughout the United States at 60 kHz. The signal has a range of up to 2,000 miles. Radio reception can be limited during daytime hours, so its strongest signal will be reached in the evening. Daylight saving time resetting twice a year a bother? This clock automatically adjusts for you every March & November, when recognized. Optional on/off feature for those states who do not adjust for DST.

Included with clock is a weather resistant transmitting outdoor sensor that sends outdoor temperature values inside to the clock. Viewable in either Fahrenheit or Celsius with a range of 330 ft in open air. Some metals and glass can decrease range.

Time alarm indicator icon displays when alarm is activated. Snooze features allows for 10 extra minutes.

The clock features low battery icon for both the clock & wireless sensor letting you know when batteries should be changed. We recommend using brand name standard alkaline batteries (no heavy duty, lithium, or rechargeable) with an expiration date of 7 years in advance of the current year or tested to 1.48 on a voltmeter.