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 small size -- this small format PDC powerhouse delivers all the bells and whistles you can imagine at the touch of a button.

• Powered by Oceanic'c Exclusive Dual Algorith®™ allowing you to choose the decompression algorithm that best suits your diving needs without compromising safety

• 4 Operating Modes: WATCH (Alternate Time, Chrono, Daily Alarm, Countdown Timer), NORM (Air and Nitrox), GUAGE (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 settings

• Safety stop - auto + manual

• Gauge Mode with Run Timer

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

• Single button access to "Last Dive" display (max depth & bottom time)

• Deep Stop with Countdown Timer

• Customizable Audible Alarms with flashing red LED light

• Data Retention - allows between dive battery replacement

• History Mode includes total number of dives, max depth, total dive hours, and lowest temp

• OceanLog® PC Download and Settings Upload Software and USB Cable included with "Complete" option only (P/N 04.8321.07)

• Firmware Update Ready