The Casio DW-5000SS-1ER watch combines a 42.8mm square shaped stainless-steel and rubber case and a two colour grey and black plastic strap with a traditional buckle. It has a black digital dial with a date display which is protected beneath mineral crystal glass. Power is generated by the quartz movement. Other features include an alarm and a back light. This model also has a water resistance of up to 200 metres. Alarm flash function - Flash Alert: A multi-function alarm with a light diode that flashes as soon as an alarm, countdown-time or the hour signal has been reached. Automatic calendar - Once set, the automatic calendar always displays the correct date. Countdown timer Date and weekday display Display illumination - Auto Light: The watch dial will illuminate automatically when you tilt your wrist towards you. Once activated, this feature will automatically deactivate after six hours. LED light selectable illumination duration (1.5 seconds or 3 seconds) Screw loc