LED light A light-emitting diode (LED) is used to illuminate the watch face. Stopwatch function - 1/100 sec. - 1 hour Elapsed time, split time and final time are measured with 1/100-sec accuracy. The watch can measure times of up to 1 hour. Daily alarm The daily alarm reminds you of events that recur every day, by emitting an audible signal at the set time. Automatic calendar with Date, Day and Month Once set, the automatic calendar always displays the correct date. 12/24-hour timekeeping Times can be displayed in either a 12-hour or 24-hour format. Mineral glass The tough mineral glass resists scratching. Solid stainless steel case Stainless steel band Tough, durable and elegant: The stainless steel wrist strap gives your watch that classic feel. Safety Catch Always reliable: This watch has a particularly secure safety catch, which helps prevent the strap from opening by mistake. 3 Years - 1 Battery The battery supplies the watch with sufficient energy for approx. three years. Water resistance classification (WR) to ISO 22810 This model is water resistant to DIN 8310 / ISO 22810, and thus is resistant to minor splashing. Any greater water contact should be avoided. Dimensions (H x W x D) 39,6mm x 38mm x 7,3mm Weight approx. 82 g