The new Mares Puck Pro+ dive computer is a reliable computer for the recreational diver with intuitive features! The slim design is non-intrusive on your wrist and has an adjustable wrist strap. The one-button operation is easy-to-use, displaying all of your necessary dive profile information. Store up to 35 hours of dive profile information in the logbook! The Puck Pro+ dive computer also has a bottom timer mode with resettable average depth and a stopwatch.