Watch ultra-thin, light design at attractive that will accompany you during your gym sessions in winter and summer that is, running or biking as well on treadmill than in air. It's a very intuitive 2-button shows only. It evolves as a phone with "the finger". It has a stopwatch, distance, pace per kilometer, current speed, distance and calories burned circuit among others. It works with a GPS. You can connect it with your phone. Only downside, the price. Good investment for a mainstream sport.