the Garmin Forerunner 305 have be such a wonderful training tool . the display be easily change to show what you would like to have access to during a workout -lrb- i.e. Heart rate , distance , pace , elevation , etc -rrb- . this product give you so much information at you fingertip . not only be the watch incredible , but you can access more information depend on the computer program you use to download you workout to . I highly recommend this product to anybody who would like to have more information about they workout than they know what to do with .