Pulse Heart Rate Monitor Sport Fitness Watch Calories Counter Wristwatch A watch that can calculate your heart rate and calories burned while exercising. Without the need of a chest strap It has been designed to calculate the calories burned and pulse rate of an average Based on your preset information memorized by the watch, the time on the counter, and your heart rate, the calorie watch is able to determine how many calories you have burned during your workout Other functions:Time and calendar,Daily alarm and hourly chime,Chronograph (stopwatch) with split lap time,Exercise counter with automatic and manual override calorie counter Material: Stainless steel