Take your paces to the next level with the Polar M430 GPS Running Watch. Featuring an integrated GPS module, this watch uses SiRFInstantFix satellite prediction technology. In addition, it uses a 6-LED optical heart rate sensor to give you the metrics you need to improve. The M430 Running Watch also has a built-in activity sensor. Connecting to the Polar Flow app, you can view your activity and progress, review your training, and connect to 3rd party apps. The app keeps everything in a single place. In addition, the M430 Running Watch is totally waterproof should you decide to opt for swimming for our cardio fix. With 8MB of flash memory and a rechargeable 240mAh battery, there’s no question that the Polar M430 can keep up with you.