Specifications Watch strap: silicone Mirror: Mineral glass mirror surface Function: Time, Calendar Dial width: 40mm Shell thickness: 16 mm Bandwidth: 20mm Total length of watch: 240mm Suitable for wrist: 155-210mm Weight: 38g High transparent Resin mirror Clear and transparent, wear-resistant and scratch-resistant Silicone Watch strap Top quality Silicone Watch strap, more durable, Comfortable Stainless steel back cover It has excellent corrosion resistance and can resist the erosion of moisture, sweat, and other chemical components from the environment. This ensures the stability and reliability of the watch under different climatic and environmental conditions. Stainless steel buckle Stainless steel Silver buckle Easy to adjust the length of the strap Rotating case Equipped with a bidirectional watch circle, calculating the time to rotate the outer circle Noctilucent In the dark environment, the luminous logo and hands on the watch showcase a unique charm. They emit faint and mysterious fluorescence, like the twinkling stars in the night sky. The luminous signs are covered with scales or numbers on the dial, quietly illuminating the entire dial, making it clearly visible. Waterproof It has excellent waterproof performance and can effectively resist sweat, water mist, rainwater, and even immersion in water. Note: To ensure the waterproof performance of the watch, please avoid soaking the watch in too deep water or engaging in extreme underwater activities.