If you want a heart rate monitor watch that has everything, the Garmin™ Forerunner 910XT watch has GPS, a heart rate monitor and an on-line community to store your stats.

• For the swimmer: water resistant to 50m or 165ft.
    - Capable in both open-water and pools.
    - Measures swimming distance, identifies and tracks strokes and inputs pool lengths.
    - Displays your "Swim Golf" (SWOLF) score to help your efficiency: the number of strokes per lap plus how long it takes to swim a lap.
    - GPS configures your path while swimming in open-water so you can use the information to improve.
    - Chest strap HRM (heart rate monitor) can be worn in water, but it can't transmit data.
• For the cyclist, runner, hiker: high sensitivity GPS technology tracks your position even with tall buildings and tree cover.
    - HotFix® satellite prediction means you get locked on to satellites quickly and stay locked on.
    - Records your time, distance, speed and pacing so you understand your stats.
    - Chest strap HRM lets you know you are in your target zone for a better workout.
    - Can calculate how many calories you burn in an aerobic workout based on your changes in heart rate.
• Virtual Racer™ lets you race your best time or go up against other users' times that are available on the Garmin Connect™ website.
• Garmin Connect website will have your profile with your saved data: times, speed, distance, swimming stats, calories burned and favorite routes.
    - Garmin Connect also lets you share your routes with other athletes that have profiles.
    - On the website you can view your routes on a map setting, workout summaries, list goals and find new routes.
• Virtual Partner® lets you set a static pace then race against it.
• Training Effect feature calculates your intensity based on heart rate, your history and the difficulty of the training.
• Interval training feature allows you to customize a workout and see your pace for each section.
• Different sport modes: switch easily with one button so you don't interrupt your pace.
• Barometric altimeter shows ascending, descending and grade of elevation.
• Navigation features let you mark and save locations.
    - Navigate back to where you started.
• Each sport has a customizable training page.
    - Set vibration alerts to keep you at your pace.
• Easy to transfer data.
    - Wireless technology and ANT automatically transfers your stats between your computer and Forerunner.
    - Can transfer without taking the watch off.
• Compatible with both Mac and PC computers.
• Lithium-ion battery gives you up to 20 hours of life.
    - Battery is rechargeable and built-in.
• Includes: HRM chest strap, USB ANT stick, AC adapter, charging clip, expander wrist strap and the owner's manual.
• Face diameter: 1.3 x 0.8 inches.
• Imported.