€ 59.99 · 4.9 (160) · En stock
The feature-packed and waterproof Polar M400 offers a good set of features for beginners and advanced runners a like. It also provides feedback on your daily activities and sleep.
Polar M400 GPS Watch Review (Best Running Watch)
Polar M400: Running and activity tracking in one (pictures) - CNET
Polar M400: Running and activity tracking in one (pictures) - CNET
Polar M400 review
Polar M400 GPS & Activity Tracker Watch In-Depth Review
Polar M400 - with heart rate sensor - GPS watch
Polar M400 - With heart rate sensor - GPS watch - cycle, running
Polar M400: An activity tracker with the heart of a GPS running watch - Video - CNET
Polar M400 review: Polar M400, an activity tracker with the heart of a GPS running watch - CNET
Polar M400 Review, Detailed, Discount Links
Polar M400 GPS & Activity Tracker Watch In-Depth Review
Review: Polar M400 Fitness Tracker Watch
Polar M400 GPS & Activity Tracker Watch In-Depth Review
Polar M400 Review Tested by GearLab
Polar M400 - with heart rate sensor - GPS watch
Polar M400 - With heart rate sensor - GPS watch - cycle, running
Polar M400 GPS Watch Review (Best Running Watch)