• Powered by Oceanic's Exclusive Dual Algorithm allowing you to choose the decompression algorithm basis that best suits your diving needs without compromising safety

• Wireless Air Integrated Technology allows streamlined and accurate monitoring of tank pressure

• 4 Operating Modes: WATCH (Alternate Time (with option to display Main and Alternate simultaneously), Chrono, Daily Alarm, Countdown Timer), NORM (Air and Nitrox), GAUGE (with run timer) and FREE (tracks calculations to allow switching between NORM and Free)

• Switch between 3 independent transmitters, with up to 3 nitrox mixes to 100% O2

• Improved user-interface with "Step Back" History - allows forward and backward navigation through menus and setting

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.