fitness GPS
GPS units designed for outdoor fitness training. More advanced devices combine GPS with a heart rate monitor.

I am using Garmin Edge 305 for paddling, biking and inline skating.
Garmin Forerunner 205 GPS Receiver and Sports WatchGarmin Forerunner 301 GPS Personal Training DeviceGarmin Edge 305CAD GPS with Cadence Kit (010-00447-00)
Garmin Forerunner 205 GPS Receiver and Spor...
$124.00
Garmin Forerunner 301 GPS Personal Training...
$163.00
Garmin Edge 305CAD GPS with Cadence Kit (01...
$323.51
Garmin Edge 305 Bicycle GPS Navigator with Heart Rate Monitor and Speed/Cadence SensorIRONMAN Trail Runner® Body Link®
Garmin Edge 305 Bicycle GPS Navigator with ...
$254.97
IRONMAN Trail Runner® Body Link®
$279.50