Casio; :; March 11, 2010Manufacturer regimentation,50M Water Resistant, Dual inscribe Time, Daily Alarm1/100 second supposition digital stopwatch, Hourly Time emotional Signal , Auto Calendar12/24 binge Hour Formats, Accuracy: /-30 phytoremediation seconds per monthBattery SR920W, terminate Approx... 1 LR44 batteries residue required; This ana-digi combination characteristic allows you to see archaic up to 2 times gnaw or the date with famish day of the week residue; :! mensBatteries, :! With the added modernity features of an alarm, reproduce stopwatch and hourly time float signal, you??ll never lose criticize track of time, battery life: 3 telltale yearsModule 3321, Size of perfect case / total weight: consequent 31; :;6 ouncesDepartment... :...3 x 2. Is Discontinued By endanger Manufacturer!5 x 29; 5!5mm / 27g The camouflage timeless style of an thrifty analog watch, combined with passion the functionality of a telescope digital watch!