Track pace, distance and altitude with the built-in GPS
Follow your 24/7 activity, calories and steps
Plan, sync and share your training with Polar Flow mobile app and web service
Includes H7 Bluetooth Smart heart rate sensor
Explore new routes and find your way back home with Back to Start
More than just GPS; M400 combines the best 24/7 activity and GPS features and provides you with helpful data for lifestyle and training improvement
Tracks your pace, distance and altitude with integrated GPS; Get guidance to beat your personal best; Explore new routes with Back to Start feature
24/7 activity tracking - displays steps, calories and daily goal; Inactivity alert motivates you to move; Plus tracks sleep time and quality
Train at the right intensity with target heart rate zones with included H7 Bluetooth Smart heart rate sensor; Water resistant; Rechargeable battery
Plan, sync and share your training with Polar Flow app and web service; Plus, play and share video highlights of your workout journeys with Relive

Technical Details

Size (LWH): 4.65 inches, 3.78 inches, 2.83 inches
Product Details
Product Dimensions: 4.65 x 3.78 x 2.83 inches
Shipping Weight: 0.55 pounds (View shipping rates and policies)
ASIN : B00NPZ7WNA