The extremely small Polar G5 GPS Sensor provides accurate speed and distance measurement for a range of outdoor sports. It is light and easy to wear in the armband pocket. After training you can see your route on a map with compatible software/web service.
Buy Polar GPS Sensors and Spares from Chain Reaction Cycles, the online bike store for every style of cycling.
If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or fitted.More information on returns