The RumbaTime GO watch is aimed at walkers and runners. This sports watch features an emergency response profile and an optional cashless payment chip. It has a stopwatch function, time, date and back light. It is water-resistant. The concept is that you can wear this watch for your workouts and leave behind your ID and money. The watch comes in assorted fun colors. It comes in sizes small, medium and large.$35 bucks , you need one.