Service Polar M400 - Fitnet

Polar M400: GPS Watch Review

Updated] Why I switched from Garmin to Polar M400

kwmobile Silicone Watch Strap for Polar M400 / M430 - Fitness Tracker Replacement Band - Sports Wristband Bracelet with Clasp : : Sports, Fitness & Outdoors

Polar M400 Heart Rate Monitor Fitness Unisex Digital Watch Untested

Polar M400

Featuring GPS technology, the Polar M400 Activity Tracker will take your training to the next level. This HR Bundle includes a heart rate sensor.

Polar M400 GPS Activity Tracker Watch HR Bundle | Red

Smart Notifications with the Polar V800 and Polar M400

Used but works great

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

Polar Announces A300 Activity Tracker Watch, also MyFitnessPal automatic sync support

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