With this application, you can set up temporal Web page that shows where you are running and estimated split time on each 5-mile/5-kilometer mark.
Share your Web page with your family and friends, and then they can "watch" your race and submit messages anywhere they are.
If you make your Web page "public," you may get worldwide audience and you may be an international star.
This application and service is totally free.
It features low power consumption.