Accusplit AX850 15" Swim Pace Clock with 12" Index FaceACCUSPLIT's new AX850 Pace Clock brings the return of the swimming lane timer to our product line. With a 15 inch face, this clock style timer is easy to see from far away. It's perfect for swim training but also can be used for any other timing. Push Button Start Stop is very simple to operate. Constructed of Rugged ABS plastic housing in bright blue. Counts up with 1 second resolution to 60 minutes then repeats. Features a built in base extension to