Volcanic Lava Iron Samurai Metal LED Faceless Bracelet Wrist Watch Men/Women
Product Specifications:  1 x watch.How to use:The LED lava watch has two  buttons which on the right side. The up button is A ,and the other is  B. Then following the steps below:1 )Press button A which  shows the current time, and then press B you can see the hours is  flashing, now press button A to adjust the hour you need it.2) Press button B, you can  see the minutes is flashing too, the press button A to make the minutes  you needed.3 )According to this method,  adjust the year, month and date you required.