Suunto D4f reel • Recommended for use in

• Recommended for use in extreme cold water

this premium design is dive-rated and features leakproof buttons

Knowledge Development segments (independent online study) to understand basic principles of scuba diving – just the first three of five sections of the Open Water Diver course

• Quantity of air supplied: 4500 l/min

Suunto D4f reel • Recommended for use inSPECIALIZED FREEDIVE COMPUTER Suunto D4f is a light yet robust freedive computer, that makes underwater sports enjoyable. When diving, the D4f displays your present and maximum depth and calculates dive time and surface intervals for you, allowing you to fully concentrate on exploring the underwater world. Use the apnea timer to improve your breathing technique. After the dive you can browse the details of your dive from the logbook. The light weight