Waterproof Stopwatch: Perfect for coaches, the stopwatch has a large digital display and measures up to 10 hours by 1/100th second Waterproof Stopwatch for Swimming: This stopwatch for sports is ideal for swimmers with its ability to calculate stroke/stride rate and 100 dual-split memory High-Quality Stopwatch: With a large digital display, this waterproof stopwatch is perfect for athletes and coaches Stopwatch Timer: The FINIS Waterproof Stopwatch displays the 1st and 2nd place times in the same view for easy comparison About FINIS: Our mission is to simplify swimming through innovation, high-quality products, and a commitment to education