Great both for exciting outdoor adventures, as well as for challenging indoor training, the Tom Tom Spark 3 cardio large heart rate monitor tracks your steps, active minutes, distance & calories burned all day, every day. It provides accurate GPS tracking during your workouts, monitors sleep quality & offers convenient wrist-based heart rate measurement. Thanks to Fitness Age feature, the Spark 3 lets you compare your fitness level with others from the same age group & gender. This smart-looking & ultra-slim multi-sport watch ensures easy one-button operation & has been designed to accompany you while swimming, cycling, running or hitting the gym. To discover new routes every time, use Route Exploration feature & train in 5 different heart rate zones for faster results. Among extra features, there are also Fitness Points enabling you to earn points for your activities, Phone Notifications for checking messages & incoming calls, as well as over 50 Personal Workouts designed to help you reduce fitness age & achieve your goals.