Casio G-Shock GA-2100BCE-1AJF

?Band: Resin band ?Length: 145-205mm/26.3mm ?Case size: 53.2×50.0×18.7mm ?Mass: 67g ?Shock-resistant structure ?20 ATM waterproof function ?Stopwatch (1/100 seconds (00'00"00 to 59'59"99)/1 second (1:00'00" to 23:59'59"), 24 hour total, with split) ?Timer (set unit: 1 second, maximum set: 24 hours, measures in 1 second units, auto repeat) ?Multi-alarm/time signal ?Full auto calendar ?12/24 hour display switching ?LED backlight (super illuminator, with afterglow function) -Sound flash function (alarm/hourly signal/timer linked light emission) ?Battery life approximately 5 years