Illuminator. An electro-luminescent panel causes the entire watch face to light up for easy reading. Shock-resistant. The casing is shock-resistant and protects against impact and vibration. Flashing display. A light-emitting diode flashes as soon as an alarm, countdown or hourly time signal is reached. Stopwatch - 1/100 sec. - 24 hours. Accurate measurement of elapsed time at the touch of a button. The fraction indicates the unit of measurement, while the time figures indicate the maximum time measurements. Timers - 1/1 second - 24 hours. For those who demand precision: countdown timers are very useful when it comes to remembering special or periodic events, as they emit an acoustic signal at the scheduled time. They can be set in seconds or up to an hour in advance. Multiple alarm, hourly time signal. The multiple alarm allows you to set the daily alarm (time setting only), or an alarm for a specific time or day (month, day and time setting). The value indicates how many multiple alarms are available. The hourly time signal causes the watch to beep every hour. Automatic calendar. Once set, the automatic calendar always displays the correct date. 12/24-hour regular timekeeping. Times are displayed in either 12- or 24-hour format. Mineral crystal. The hard, scratch-resistant mineral crystal protects the watch from external damage. IP-finished case. The watch case is coated by the so-called ´´ion plating process´´ and offers the advantage of increased scratch resistance. Stainless steel and resin case. Resin strap. The strap contains synthetic resin, an ideal material for this component due to its extreme strength and flexibility. Buckle. 2 years - 1 battery. The battery provides the watch with the necessary energy for approx. 2 years. Water resistance classification (20 bar). Perfect for free diving without scuba gear: the watch is water resistant to 20 bar (ISO 22810). Dimensions (W x H x D). 48.9mm x 42.8mm x 13.4mm. Weight. approx. 57 g.