The SAI Timing & Tracking System is the next step in the evolution of transponder timing. This system was developed and designed with the technical expertise of RFID industry researchers and the experience of many race directors and timers from around the world.Arash Kia and David O. Simms were the main driving forces behind bring this innovative system to participatory sports. .All tests have surpassed all expectations and it is now ready to be used around the world. Here’s how it works. Your SAI tag is attached to the bib. You peel the tag off and place it on your shoe. You run the race and keep the SAI tag as a souvenir. The SAI Tag is disposable. The race no longer has to worry about collecting chips when the race is done. This SAI Timing system lets you do what you came to the race to do: compete and go home. You will never again have to stop and be chased down to return a timing device!