CHICAGO LIGHTHOUSE FOR THE BLIND SelfSet Wall Clock, 16-1/2in, Black
SelfSet feature automatically adjusts for daylight-saving time, without depending on a radio signal. Changing of the hour hand saves maintenance labor in facilities with numerous clocks. UV protected lens and dial face prevent yellowing from sunlight. Arabic numerals create a distinctive look. Time Format: Standard; Power Source(s): Requires one AA battery (sold separately); Movement Type: Quartz.