Garmin Forerunner 405CX GPS Sport Watch with Heart Rate Monitor (Blue) Loaded with serious training features, Forerunner 405CX continuously records your time, distance, pace, calories burned and heart rate Advanced training features will challenge you to step up your pace and 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 Share your locations, advanced workouts and courses wirelessly with other Forerunner 405 users,Water resistant (IPX7) Once you've logged the miles, innovative ANT+ wireless technology automatically transfers data to your computer when Forerunner is in range