Aviator Classic Style Watch Analog / Digital Time and Date Dual Time GMT Plus Chrono and Weather Fly-Back Motion Analog Chrono - Press Top Index to Zoom IN / OUT - Press Center to Hide Watch Hands - Press 17 to Toggle Digital 24 Hour GMT ZULU and Local Digital Time - Press 15 and 9. Buttons to activate Digital Stopwatch - Press 7 to Toggle through Temp, Wind, Sunrise, Sunset - Press Date window to show digital full date - Press Battery icon to Toggle digital Battery Level for Watch/Phone