This is a heart rate monitor and a highly sensitive GPS receiver with HotFix satellite prediction which quickly locks onto satellites so that you don't waste time waiting for it to sync.
Make your workouts as detailed as you want, or race with the Virtual Partner which presents your goal pace versus your actual pace. Customize your training screens with more than 30 different types of data and determine how many are shown on each screen.
Equipped with a basic navigation feature that can you guide you back to your starting point (just in case your running route goes awry). Download your data easily by wirelessly uploading to the Garmin Connect website where you can analyze and store data including your route, run summary, and course information. Can be powered down when not in use.