IT'S TIME TO GET SERIOUS! Mares Sirius Dive Computer. The Sirius is a watch-style dive computer that perfectly combines technology and elegance. The recreational diver can see dive data in a simple, intuitive way, with the possibility of integrating tank data using the optional tank module. The Extended Range diver can insert up to five nitrox and trimix mixes. More MARES products here -- www.AquaventureWhitetip.com Please like and follow our FB/IG page to check on our NEW items and PROMOS! #mar