Polar M400

For urban and trail runners who want sporty design with advanced GPS and training features, along with loads of options to keep an eye on their activity.

Polar M400 GPS Running Watches

M400 product support

Polar M400 GPS & Activity Tracker Watch In-Depth Review

New Super Watch, Polar M400, Rocks My Fitness World - PfitBlog

Polar M400 Review

Polar M400 Review - , Running tips

Polar M400 Review: Fitness/Sleep Tracker Watch With GPS

New Super Watch, Polar M400, Rocks My Fitness World - PfitBlog

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Polar M400: GPS Watch Review