The Mares Puck Pro + Dive Computer features a user-friendly interface and allows for firmware upgrades and multiple gas options. Its versatility makes it the perfect companion for all your diving expeditions, ensuring many years of use. Features Ultra-flat design for a perfect fit Handle multi-blend dives with up to two Nitrox blends (21-99%) The logbook is guaranteed for 35 hours with a 5-second sampling rate dive profile Features a depth gauge mode with a resettable average depth and stopwatch functionality. Upgradable firmware & user-replaceable battery ensure minimal and accessible maintenance to all, without any technical support Can be used with the"BLUELINK" system: the Bluetooth clip connector that allows you to download the dive data directly to your smartphone A modern, adaptable technology that allows you to record and store data recorded during scuba diving activity in a more streamlined and immediate manner Available in 8 different colours to suit your dive style