products for measuring swimming speed
El viernes, 8 de septiembre de 2000, 21:24:31 (UTC-5), Fiona Cowan escribió:
I am looking for information on products for measuring water speed for
competitive swimmers. I would appreciate it if anyone could give me some
advice on what products are available and if possible where to find
information on them.
Hello Fiona did you find any product that mesures the speed?