Global Positioning Systems (GPS)
Polar GPS Running Monitor, gps, Grey/Lime, M/L
The lightweight multisport smartwatch with full aluminium body (only 52g), equipped with advanced wrist-based heart rate tracking, GPS, ultra-long battery life, running and cycling performance tests, FuelWise smart fueling assistant, route guidance,...
https://www.bizrate.co.uk/globalpositioningsystemsgps/polar-gps-running-monitor-gps-oid14314503179.html