- What Boston Celtics ultimate fan would not want a back Board wall clock in their Fan cave ,dorm room /bedroom . when you need to know the time just look at the Boston Celtics Back Board the Vibrant Colors and logo will be clear enough to see what time it is .The clock has a high quality quartz movement with a sweep second hand and requires a AA Alkaline battery. Measures 11.1875" x 13"h
