⌚Unique Design: This skeleton watch features an open dial design, allowing you to see the intricate inner workings of the Sport Watch:Imported high quality Japanese Movement make it accuracy rate less than 1 second per day.The battery is inside the watch and can work ,battery life more than 2 years.⌚Safety Material:Silicone watches are wear resistant,High temperature resistance,Not deformed,Non-toxic,Tasteless,No side effects on the human body and soft features,Not cracking,Long service life,Does not irritate the skin, etc.(Do not bring the watch close to the fire source Or placed in dark and damp places,Pay attention to moisture battery aging)⌚waterproof to 30 meters:Generally can withstand splash or immersion in water for a short time,It cannot be used in hot water baths and saunas.Note: Do not operate the watch's button in the water⌚Multi-function clock:3 functional little sub-dials for chronograph minute,chronograph second,chronograph 1/10 second.Clear date display.3 buttons in the case to Start/Pause,Adjust time/calender and Reset.The dial contains phosphors inside,It will make the pointer glow at night(Need to absorb enough highlights before illuminating)⌚Great gift for men: Good gift for boyfriend, husband, father, brother, grandfather, friends...Great surprise for Birthday, Business-gift, Christmas, Valentine day, Wedding, New Year, Father’s Day