This device meets the requirements of the International Swimming Federation and the China Swimming Association. It is an indispensable high-precision timing and scoring equipment for swimming competitions. It can automatically and accurately record the results of each participating athlete, determine the rankings and provide performance reports. This system is suitable for standard pools (50 meters) or short pools (25 meters). It supports the timing of single or relay competitions with the length of 50m, 100m, 200m, 400m, 800m, or 1500m. (Special swimming pools or special competition rules need to be informed in advance.)