Casio EDIFICE EFA-131BK-1AVEF LED light A light-emitting diode (LED) is used to illuminate the watch face. Neo-display A luminous coating provides long-term illumination in the dark after only a short exposure to light. World time function Displays the current time in major cities and specific areas around the world. Stopwatch function - 1/1000 sec. - 100 hours Measures with an accuracy of thousandth part seconds the meantime and the end time. Signals confirm the starting/stop selection. The measuring capacity reaches up to 100 hours. Timer - 1/1 min. - 24 hours (with automatic repeat) For fans of precision: the countdown timers help you to remember specific or recurring events by giving off an audible signal at a preset time. They then count back automatically from the preset time. The time can be set to the nearest minute and up to 24 hours in advance. Ideal for people who need to take medicines every day or those who do interval training. 5 daily alarms The daily alarm reminds you about recurring events with an acoustic signal at the time you have set. This model has 5 independent alarms for flexible reminders of important appointments. Snooze feature Each time you stop the alarm, it sounds again after a few minutes. Speed display The average speed for a travelled route can be measured. Simply enter the distance at the start and press the stop watch when the destination has been reached - and the average speed is shown. Automatic calendar 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 Solid stainless steel band Tough, durable and elegant: The solid stainless steel wrist strap gives your watch that high-quality, classic feel. Safety Catch Always reliable: This watch has a particularly secure safety catch, which helps prevent the strap from opening by mistake. 2 Years - 1 Battery The battery supplies the watch with sufficient energy for approx. two years. Water resistance classification (10 bar) Perfect for swimming and snorkelling: the watch is water resistant to 10 bar / 100 metres. The metres value does not relate to a diving depth but to the air pressure used in the course of the water resistance test. (ISO 22810) Dimensions (H x W x D) 50,00mm x 46,10mm x 12,70mm Weight approx. 185,00 g