not sure exactly where this should go, but...
i have old tens like these on ebay, but they need new lenses. when i search for replacement lenses, i see there is a more recent version of tens, but not sure if the replacement lenses will fit my older version too.
anyone know?
thank you
i have old tens like these on ebay, but they need new lenses. when i search for replacement lenses, i see there is a more recent version of tens, but not sure if the replacement lenses will fit my older version too.
anyone know?
thank you