SANDA Waterproof Sports Alarm Clock Men Watch Full Black Features: 1. Combining the octagonal bez design and metal material, the simple silhouette is more fashionable and attractive, and the round dial is combined 2. TPU comfortable strap, breathable and skin-friendly, comfortable to wear 3. The day of the week is displayed by the hand, and the simple appearance design creates a trendy style on the wrist 4. Multiple function modes: time mode, world time mode, stopwatch timing mode, countdown mode, 5 groups of alarm mode, daylight saving time with hand light, automatic backlight function week, date display, 12/24 hour format 5. Acrylic mirror surface, wear-resistant and scratch-resistant, clear time reading 6. Waterproof to a depth of 50 meters, meeting daily waterproof requirements 7. 304 stainless ste bottom cover, daily waterproof, not easy to rustParameter: 1. Functions: , waterproof, alarm clock, hand lamp, week needle 2. Display type: pointer + number 3. Water resistance: 50m 4. Movement type: ectronic + quartz 5. Mirror material: acrylic mirror 6. Strap material: TPU 7. Dial shape: round 8. Case material: zinc alloy 9. Battery capacity: 75-80mAh 10. Battery: MAXL Japanese battery 11. Case thickness: 16MM 12. Circumference: 160-240mm 13. Case width: 46mm 14. Total length of watch: 250mm 15. Weight: 78g