This classic Hanhart stopwatch is a must-have for any serious runner or athlete. With precise 1/10 second timing and a durable design, this stop watch is perfect for all your training needs. It features a unique Kronenstopper function, which allows you to easily start and stop the watch with a simple push of the crown. Additionally, the stopwatch includes functions for measuring pulse and breathing, making it an essential tool for any fitness enthusiast. Whether you're training for a marathon or just trying to improve your personal best, this Hanhart stopwatch is sure to help you reach your goals.