Multifunction Pulse / Heart Rate / Calorie Wrist Watch - Silver + Black
Color: Black + silver - Material: Rubber - When you first open calorie watch and begin to set the data and time you will also set your age weight and sex. This information is stored in the watch's memory. When you begin exercising. You simply start the watch's internal counter. When you are finished you simply stop the counter Press SET and touch the sensor once. It