Do you know that you can use Polar M400 HRM as a GPS Tracker?
All smart watches and sports bands equipped with GPS receivers such as Polar M400 HRM can be used as a GPS tracker. It doesn't matter how you connect to the internet - direct (eSIM) or indirect via a smartphone. In both cases, you can track your wearable device online in real time. More information is available on this GPS tracking platform for smartwatches.
What features has Polar M400 HRM?
What kind of wireless communication do you need for activity tracking?
If you want to track your activity during training, you need a device that can communicate. More information about wireless communication in activity trackers can be found in our article.