The Polar Pacer and Polar Pacer Pro are suitable for you if you like to run. You can track your speed, distance, route, and VO2 max with these sports watches. You can also track the recovery of your body after a workout at night. The Polar Pacer is suitable for when you haven't been running for a long time and like to improve. Are you a fanatic runner and performance-oriented? These Polar running watches are lightweight and have a long battery life.