Business & Sports CKE Digital watch 164 Ft / 50 M water resis The durable stainless steel material and folding buckle of the strap design make your watch easy to wear and remove164 Ft / 50 M water resisYou can wear it in your daily life, even when taking a shower, washing your hands, and on rainy days.Please don't press the button of your watch underwater Feature set Large dial and illuminated numbers show the time clearly in the dark.Imported EL lights can protect eyes from irritation.Press light botton in the upper left to turn on the lightEach of the four buttons on the watch has its own function Watch Function Automatic CalendarDisplay lightingSport WatchAlarm