The surface mode is displayed while at the surface. It provides important information about your previous dive, as well as any alerts that may be applicable.

Typical information displayed during the Surface Mode include:

• Maximum Depth: Your previous dive's maximum depth..
• Surface Interval Time: The elapsed time since surfacing from your previous dive..
• Dive Time: Your previous dive's bottom time.
• Residual Nitrogen Level: A graphical illustration of your current residual nitrogen level. This display updates over time as you remain at the surface and offgas nitrogen.
• Dive Number: The number of dives in a current repetitive dive series. In this example, the diver has just completed the first dive in a repetitive series. After the next dive, this display will change to "2."
• Wait to Fly Indicator: Indicates that you should wait before flying. Most computers also indicate how long you should wait before flying.