Magnetic Resistant / 200M (650 ft) Water Resistant / Shock Resistant LED light with afterglow. Auto light has a selectable switch with illumination duration of 1.5 seconds or 3 seconds Countdown timer. Elapsed and split time measuring modes. 5 daily alarms. Full auto calendar and 12-24 hour format Hand shift feature that moves the hands out of the way to provide an unobstructed view of the digital display The GA400SK-1A9 watch from G-Shock is made from a shock-resistant construction that protects against impact and vibration. It features 200M water resistance, LED super illumination light, and world time. Five daily alarms, magnetic resistance, and a 1/1000th second stop watch complete the design. Because it's a G-Shock, it is shock resistant and built to last a lifetime.