Loaded with serious training features, Forerunner 405CX continuously records your time, distance, pace, calories burned and heart rate.
And advanced training features will challenge you to step up your pace race against Forerunner's Virtual Partner Forerunner
405CX comes with a flexible, wireless heart rate monitor to help you make the most out of your training.
With Forerunner 405CX, you can share your locations, advanced workouts and courses wirelessly with other Forerunner 405 users.
Once you've logged the miles, innovative ANT+ wireless technology automatically So you can see why I would want this!! It's so cool. My old GPS is about 5 years old now and it shows. It works when it wants to which is not convenient for me on my training runs. Actually, it's very annoying! It just shuts off when it feels like it. Not good. These GPS for running are expensive, but worth it since I would never take it off-ever!