Stopwatch/Printer Memory: 500 dual split recallable memory, memory segregated by event, multiple event memory, selective memory deletion by event, memory review during operation. Universal speed / frequency: User selects desired output, distance (in English or metric units) strokes or cycle, timer in second, minute or hour. Printer: Prints 13 digits per line, printing speed of 1.5 lines per second, printout selection of lap and/or cumulative splits and speed, automatic printout of year, month, date and time.