Withstands high pressure - making it perfect for the office. The ATOM 3.1 is equally at home when worn with wetsuit or a three-piece suit. Don"t be deceived by its easy to read display and intuitive user interface -- this small format powerhouse delivers all the bells and whistles you would expect from Oceanic.Presents your critical dive data including depth, no-deco time remaining, cylinder pressure, air time remaining, and elapsed dive time - all on a clear easy-to-read display. Featuring a host of new features including our exclusive Dual Algorithm the ATOM 3.1 is a stylish rugged device that can be worn as a watch topside and can monitor up to 3 wireless transmitters and Nitrox mixes underwater.