Instructions for use 1 All small dial watches can work normally. 2. In order to ensure the normal operation of the watch when you wear it for the first time, you need to rotate the watch 30 times clockwise. 3. When the wearing time is less than 8 hours or the arm swings less, the power of the watch is not enough to keep running. 4. Regarding luminescence, first use it, you can use your mobile phone or flashlight to illuminate the dial within 1 minute, and then you will see the luminescence. Brand: Guanqin Item No.: GJ16154 Style: sports, leisure, business, luxury Display mode: analog display Movement: Automatically remove the fan core feature: -Year, date, day of the week, tourbillon, luminous hands; -High-end automatic mechanical movement; -Advanced manufacturing technology; -Cool and specially designed large screen; -The crown is made of environmentally friendly IPS bronze plating; -Stainless steel buckle and back cover with GUANQIN 3D logo. specification: Case diameter: 41 mm Case thickness: 11.5 mm Strap length: 240mm Strap width: 20mm