Shearwater Swift GPSEvery Shearwater air integrated dive computer can lock in your dive site location coordinates with the Swift GPS. Get more than the benefits of air integration when you capture your dive's entry and exit points, and add maps to your Dive Shearwater log. Receive real time gas pressure data and benefit from accurate gas time remaining calculations for extended dive time. Easily view all dive metrics in your computer display, maximizing your adventure and enjoyment underwater. FEATURES