The “Pace Pal” underwater pace clock was designed and developed by a lifelong swimmer. It’s challenging to keep motivated and stay on pace in the pool each day. The Pace Pal underwater pace clock was created to meet that need with it’s high contrast LCD screen and highly visible BOLD DIGITS. Naturally portable in nature, it weighs just over 3lbs and fits into exercise bags easily. It’s long life battery is also easy to replace if needed.