The GBM-2100A-1A3ER Metal Covered watch blends rugged design with modern technology. It features a durable metal casing and includes practical functions like Low Energy Support and Phone Finder. The Phone Finder feature, activated by pressing a button on the watch, emits an audible tone from your phone, even if it's in silent mode. The watch connects seamlessly via the new CASIO WATCHES App for enhanced functionality. It also boasts a countdown timer with a range of 60 minutes and a measuring unit of 1 second. The watch offers selectable illumination durations of 1.5 or 3 seconds, featuring a double LED light system with an LED light for the face and a backlight for the digital display. Powered by the quartz movement. Presented on a black plastic strap with traditional buckle. Mineral crystal glass. 44mm case width. 200 metre water resistance.