Hour， minute， second， day， month display functions<br />With alarm，stop watch，counting down functions<br />12/24 hour format selectable<br />Battery included in the watch<br />Strap Size (L x W) 290 x 25mm<br />Case Size (L x W x T)  53 x 53 x 13mm<br />Exquisite workmanship， high quality and worthy for you to own one  <br />For daily waterproof use only， can't be soaked in the water， Swimming and diving was forbidde