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Polar - Not only a color, but a state of mind! For those of you who fancy a little splash of color to brighten up your day. Polar M400 is now available
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Polar - Hey Polar M400 iOS users! Smart notifications have arrived! Keep up-to-date wherever you want, with notifications about incoming calls and messages sent straight to your wrist! How to activate smart
Best Buy: Polar M400 GPS Watch White 90051342
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Polar M400 Watch Repair - iFixit
Polar M400 review | TechRadar
Polar M400 Watch micro-USB connector Replacement - iFixit Repair Guide
Polar M400 GPS Smart Sports Watch and Fitness Tracker (Black) : Sports & Outdoors
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Polar M400 with heart rate sensor review - The Gadgeteer
