FeaturesAlarm, Bluetooth, Easy to Read/Large Numerals, Month Indicator, Mineral Crystal, 12-Hour Dial, Shock-Resistant, Timer, Day Indicator, Multifunction, Chronograph, Scratch-Resistant, World Time, Day/Date, Altimeter, Perpetual Calendar, Backlight, Water-Resistant, Atomic/Radio Controlled, Annual Calendar, Compass, Solar Powered