Radio-Controlled Howard Wall Clock

Radio-Controlled Howard Wall Clock Phenomenally accurate to within one second over one million years. Features the ability to receive the cesium atomic clock (WWVB) signal from the National Institute of Standards. Features and automatic reset for daylight-savings time. Radio controlled anywhere in the contiguous U.S, meaning you can travel and still know what time it is! Setting the time is as easy as putting in a battery. Time Format: Standard; Power Source(s): 1 AA Battery (Sold Separately); Movement Type: Quartz; Overall Diameter: 12 in.