The dive computer PUCK 4 from Mares features a classic, compact design combined with new technologies and features:

• Advanced Bühlmann ZH-L16C algorithm with customizable gradient factors for full control of the decompression profile.
• Built-in Bluetooth for immediate transfer of diving data to your smart device.
• Functions of Air, Nitrox, and Bottom Timer.
• Supports up to three gases for advanced dives.
• Highly visible segmented screen with chip-on-glass technology and 800 segments for top visibility.
• Advanced Bottom Timer functionality.
• Customizable decompression planner.
• Large dive log capacity, stores up to 100 dives with graphs via the Mares app.
• Replaceable user-replaceable CR 2450 battery with a lifespan of approximately 100 dives.