In short:Vibration alert function. • Three target zones with visual and audible alarm. • Target zone. avg. & max hr. • Warm up and warm down timer. • Stopwatch range of 99:59:59. • Calories & % fat burn counters. • Fitness Index. • Low battery
, which informs you when you stray out of a minimum or maximum heart rate zone.It also has a Smart Training Program, which takes you through a number of training sessions including warm-up and cool-down.It's water resistant for 50m and the heart