Just strap it to your chest before you begin your workout. The miCoach Heart Rate Monitor then divides your heart rate into four easy-to-understand miCoach training zones. Choose your coach and they'll help you run in the right zone throughout your run. Take advantage of hundreds of professionally designed training plans for specific sports and your goals. You'll get feedback for each run based on your zones, as well as an accurate count of your calories burned. Voice and visual coaching helps you get the most from your training.