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 Sports Watch (Black) 90051090 B&H Photo Video

Polar M400 - with heart rate sensor - GPS watch

Polar M400 - With heart rate sensor - GPS watch - cycle, running

StrapsCo Perforated Rubber Strap for Polar M400 / M430

Used but works great

POLAR M400 watch, integrated gps, activity tracker, Black With Charger

Polar M400 Review, Detailed, Discount Links

Polar M400 GPS Smart Sports Watch with Heart Rate Monitor (Pink) : Sports & Outdoors

Polar M400 Tutorial Get Started

Polar M400 Review - , Running tips

Polar M400 GPS Sports Watch with Heart Rate Sensor, Black

Polar M400 review: A feature-packed GPS running watch that can also track your steps and sleep - CNET

Polar M400 HRM Watch

Polar M400 Review

Polar M400 Review

Polar - Runners! Stride sensor support for Polar M400 is here. We've also improved the GPS fix! Learn more