Just got an update on my Polar m600. Any ideas what got changed? : r/AndroidWear
Hsabat 600mah Battery For Polar M430 M400 Gps Sports Watch New Li-polymer Rechargeable Accumulator Replacement Batteries - Digital Batteries - AliExpress
Hsabat 600mah Battery For Polar M600 Watch - Digital Batteries - AliExpress
Can't find GPS. Can somebody tell me if this (red circle) is the GPS antenna? I already send it in for warranty repair. They changed battery and electronics, but I still can't
Amazon.com: POLAR M600 GPS Smart Sports Watch/Heart Rate Monitor, White - Compatible with iPhone and Android Phone : Electronics