Features: 1. 30 meters waterproof, support swimming wear, let you do whatever you want 2. Three movement, three time, double quartz + electronic movement movement, durable and long life 3. One-click to turn on the luminous digital display mode, which is also clear at night 4. PC material transparent case, hard and durable 5. 3D three-dimensional high-hardness glass mirror 6. Stainless steel clasp, chic and beautiful 7. Genuine leather strap, comfortable to wear 8. Stainless steel bottom cover, waterproof, dustproof and rustproof Parameter: 1. Functions: 3 hours, chronograph stopwatch, hourly timekeeping, day of the week display, timed alarm clock, luminous, 12/24 hour format 2. Water resistance: 30m 3. Movement: quartz + electronic movement 4. Case material: PC 5. Bottom cover material: stainless steel 6. Strap material: genuine leather 7. Mirror material: ordinary glass mirror 8. Display type: pointer + number 9. Power supply mode: built-in button battery 10. Dial width: 48mm 11. Dial diameter: 43mm 12. Dial thickness: 15mm 13. Band width: 22mm 14. Total length of watch: 255mm 15. Weight: 59g Friendly reminder: 1. Any waterproof watch should not be exposed to hot water or steam (such as hot water bath, sauna, etc.) 2. Try to avoid using it in an environment with large temperature changes. The temperature difference will cause the moisture in the air in the watch to condense, which will cause water inflow and water mist condensation in the watch. If there is fog in the watch, please go to the professional watch repair department for cleaning and maintenance as soon as possible 3. The watch is a precision instrument after all, please take good care of it. Good usage habits can increase the life of your love watch, bad habits will shorten the life of your love watch