Mares Puck 4 Dive Computer Elevate your underwater experience with the Mares Puck 4 dive computer, a feature-packed companion for divers seeking precision and convenience. Customize your dives with the Bühlmann ZH-L16C algorithm and adjustable gradient factors, ensuring a personalized and safe underwater journey. Adapt to various diving scenarios with versatile modes, multigas capability and crystal-clear displays. Practical tools like the decompression dive planner and user-friendly features, such as a digital logbook and intuitive controls, make every dive seamless. Enjoy a reliable, long-lasting device with a user-replaceable battery. The Puck 4 also has integrated Bluetooth. Dive confidently into the depths with the Mares Puck 4, where innovation meets adventure. Customizable Bühlmann ZH-L16C Algorithm: Tailor your dive with customizable gradient factors, providing a personalized and safe underwater experience. Versatile Dive Modes: From air to nitrox and bottom timer, the Puck 4 adapts to your diving needs, offering flexibility for various dive profiles. Multigas Capability: Dive confidently with the ability to use up to three gases, ensuring you're prepared for diverse underwater environments. Segmented Display Excellence: The crystal-clear segment display, created with chip-on-glass technology and boasting 800 segments, ensures you stay informed with a quick glance. Functional Bottom Timer: Utilize the bottom timer mode with a resettable average depth and stopwatch, adding practicality to your dive experience. Decompression Dive Planner: Plan your dives with precision using the decompression dive planner, allowing user-adjustable surface intervals for safer underwater excursions. Digital Logbook: Keep track of your underwater journeys with a logbook capacity of 100 dives, complete with graphs accessible via the Mares app for comprehensive post-dive analysis. Long Battery Life: The user-replaceable CR 2450 battery ensures a reliable power source, with a lifespan of up to 100 dives. Seamless Connectivity: Integrated Bluetooth enables direct connection to your smart device, facilitating easy data transfer and analysis via the Mares app. Intuitive Single-Button Control: Navigate effortlessly with a single button, providing a user-friendly interface for hassle-free operation. Adaptable Straps: Customize your experience by easily removing and replacing straps with a bungee for added comfort and flexibility. Mission Console Compatibility: Connect seamlessly with the Mission Console for a comprehensive dive data overview. Effortless Firmware Updates: Keep your dive computer up-to-date with firmware updates conveniently delivered through the Mares app. Features Battery type: CR2450 Battery duration: 100 hours dive time Nitrox use: EAN from 21% to 99% Max Displayed Depth: 150 m / 492 ft Ascent Rate Indicator (m/min - ft/min): yes Memory capacity: 100 hr Profile Sampling Rates: 5 s Display: Segment Display Gas switching: yes Stopwatch: yes Watch: no Dual Time: no Daily Alarm: no Plan Mode: yes CHOICE_MET_IMP: yes Fresh and Seawater Settings: yes RESID_NITRO_RESET: yes Option To Exclude Audible Alarms: yes Exclusion of "Uncontrolled Ascent": yes Altitude Adjustment: no Logbook Memory: 100 dives Display material: Mineral glass Upgradeable software: yes Air Integrated: no Graphic and Numeric Tank Pressure: no USB Charger: no