Batteria HSABAT 600mAh per POLAR M430 M400 GPS Sports Watch nuove batterie di ricambio per accumulatore ricaricabile ai polimeri di litio|Batterie digitali| - AliExpress
Polar M430 - GPS Sports Watch for Running for men and women - Wrist-based Heart Rate Monitor Tracker, 24/7 activity and Sleep tracking, Vibrating alerts - for Indoor and Outoor Trainings :