The D2 Is A Pilot Watch Designed To Be As Sophisticated In Style As It Is In Function. It’S The First Pilot Watch To Help You In-Flight, Boasting A High-Sensitivity Waas Gps Receiver, Altimeter With Adjustable Baro Setting, And 3-Axis Compass. It Has A Domed Lens To Make The Screen Easy To Read In Direct Sunlight, And A Brilliant Orange Backlight For Night Flights.