Ultimate Racing Stopwatch. Premium-quality racing stopwatch with 100-lap memory. This ultimate stopwatch stores up to 10 hours with an accuracy of 0.01sec. Large, easy-to-read 3-row display instantly shows split time, lap time, and total elapsed time. Easy recall of fastest, slowest and average split / lap time. The stop watch features a pacer mode with an adjustable pacer value of 10-320 counts per minute. Also features a time and calendar display, alarm, and a backlight.