Three multifunction sub-dials support stopwatch and date calendar, rotatable bezel,Japanese quartz movement and battery provide accurate time keeping.The watch can be used for more than 1-3 years. Durable and comfortable stainless steel band fits to daily wear.IP plating watch case and watch band will never fade.stainless steel watch is equipped with a link remover Daily life waterproof, can bear sweat, accidental rain or water splash, but Not suitable for bathing, swimming, diving and so on.