Features:50 meters life waterproof, do not press any button in the waterCome with date display, noctilucent display, week display, alarm functionJapanese battery which can provide the watch strong powerSpecifications:Material: Movement: Electron; Mirror: Plastic; Watchband: Plastic; Case: PlasticDimension: Length: 270mm/10.63inch; Maximum circumference: 245mm/9.65inch; minimum circumference: 180mm/7.09inch; Case diameter: 52mm/2.05inchColor: As the picture shownNotice: The measurement may have 1-3cm (0.39-1.18inch) inaccurate errors. There might be slight colour deviation due to different displays. Package includes:1 * Watch