TimerMall Cartoon 3D Yellow Silicon Rubber Strap Kids Boys Girls Children Analog Time Teacher Watch Imported Fashion Design Children Style, Case Thickness 13mm/0.51", Case Height(Dialmeter) 33mm/1.29", Band Belt Strap Width 21mm/0.82", Length childrens Precision Japanese Quartz Movement Made by Seiko Instruments Inc Keep Time Accurate.Waterproof in daily life but not for shower swimming or diving For Birthday, Christmas, New Year Gift also a great present for good Friends, Baby and business gifting. Come with EXTRA 1 PC Backup Battery For replacing The One Battery Installed Inside IF It's Run Out While Arrival or Subsequent Use. There had a battery installed. Remove the wihte clip at the crown and turn the hands to the right time, push the crown in , the watch would begin to work. If the inside battery had run out unfortunately, you can pull up the back case cover with a "-" screw driver for replacing the battery. You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!