This is the Oceanic Datamask HUD Air Integrated Dive Computer Mask Hands-free Dive System

Features:

• In-mask Digital Optic System provides a clear, highly magnified image of the LCD, which is viewable regardless of environmental conditions and may be seen clearly by the vast majority of people, regardless of vision
• Allows “Hands-Free Diving” for greater convenience, enjoyment and safety during the dive
• Wireless Air Integrated Technology with patented Air Time Remaining Algorithm
• Audible Alarms with User Acknowledgment
• Adjustable backlight intensity may be set on the surface or underwater, allowing the user to fine-tune display so that it is easily readable, yet not distracting
• Advanced User Settings & Options
• Diver Replaceable Batteries
• OceanLog® PC Download and Settings Upload Software and USB Cable included

Every once in a while a revolutionary product comes along that changes everything. The DataMask is not just about having a computer in your mask – it is about the many practical benefits provided by truly “Hands-Free” diving.