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

lt;p>Used but works great </p>

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

Polar M400 Activity Trackers

Polar M400 review

Polar M400 running watch review

Polar M400 Review Tested by GearLab

Polar M400 GPS & Activity Tracker Watch In-Depth Review

Polar M400 GPS & Activity Tracker Watch In-Depth Review

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

polar m400 activity trackers