Visual/sound alert for heart rate tresholds during training. Smart Training Program with warm-up and exercise timer to help monitor fitness levels. Shows current and average heart rate readings and maximum heart rate. Calculates calorie consumption, fat burn and fitness index. Target calorie function. 20 exercise memories. 99h: 59m: 59s stopwatch. Clock, calendar and alarm functions with HiGlo TM® backlight. Dual time zones. Water resistant up to 30m.