Here is a swim monitor system designed to protect your family around water. It comes with a hub and bands that alert if a swimmer is submerged for too long. The system is portable, so you can take it to the beach or on vacation. The SEAL SwimSafe Swim Monitor System has bands with colorful LEDs that make it easier to locate swimmers in trouble.
This system supports 4 different swim levels. It uses lights and sirens to get your attention.