Your body and the A300. Designed to move, and made for each other. The Polar A300 is a fitness watch and tracker that makes you move and achieve more. Track your daily activity, training, and sleep. Pair your phone with A300 and get alerts for incoming ca... Show More
24/7 activity tracking Tracks your daily activity at different intensity levels, and shows steps, distance and burned calories.
Activity goal Your daily activity goal and guidance on how to reach it.
Activity benefit Feedback about your daily, weekly and monthly activity.
Fitness test Tells you exactly how your fitness is progressing by measuring your aerobic fitness at rest and evaluating your maximal oxygen uptake.
Heart rate When paired up with Polar H7 heart rate sensor, measures your every heartbeat and lets you know if you’re mostly burning fat or improving your fitness. Gives the most accurate calorie burn in heart rate based training.
Smart calories Shows exactly how many calories you've burned.
Inactivity alert Vibrates when you've been sitting still for too long.
Sleep duration and quality Automatically tracks your sleep time and quality. See and learn from your sleeping patterns in Polar Flow web service and app.
Simple charging Charges conveniently with a simple plug and play USB.
Supported Host Device OS
Time, calories burned, heart rate (with optional heart rate sensor), activity, sleep activity, steps taken