Polar M400 is a waterproof GPS running watch and daily fitness tracker. It can help you plan optimal training, break your records, and even find your way back from a run. Pair your phone with M400 and get alerts for incoming calls, received messages and push notifications from social media apps to your wrist and stay in the know wherever you are.
- Advanced GPS - The M400’s built-in GPS keeps track of your pace, distance and altitude. With the “Back to start” feature you can safely explore new routes.
- Activity Tracking - The M400 tracks your steps, activity, sleep and calories 24/7, encouraging you to stay active every day.
- Heart Rate Training - Heart rate training is one of the most effective training methods. Take advantage of it by using a Polar H7 heart rate sensor.
- Running Cadence from the Wrist - Keep an eye on your running cadence to improve your running efficiency and avoid injuries.
- Predict Your Event Finish Times - Based on your long-term progress, Running Index analysis predicts your event finish times for 5K, 10K, half marathon and marathon runs.
- Polar Flow - Plan, sync and share your training using the exclusive Polar Flow online service and mobile application. All data is easily viewable.
- Smart Notifications - Smart Notifications allow you to see notifications from your phone directly on the screen of your M400.
- Individual Targets - You can set your own individual training targets and follow your progress towards them using Polar Flow.
- Polar M400 is part of Polar ecosystem, along with the Flow app (iOS, Android to follow) and Flow web service