99-Hour Timer: Set the unlocking time freely, up to 99 hours and 59 minutes; the lock ring opens automatically when the timer completes. Metal Body: Constructed from high-quality metal with smooth surfaces and enhanced texture for improved durability and security. Easy Operation: Small LCD screen with white backlight clearly displays remaining time; three intuitive buttons allow simple hour/minute adjustment. Long Standby Time: USB-rechargeable battery provides up to 500 hours of standby time on a full charge. Versatile Use: Ideal for securing items such as cigarettes, cell phones, snacks, or other personal belongings; suitable for kitchens, gyms, schools, and more. Battery Capacity: 3.7V / 200mAh Standby Time: Up to 500 hours Material: Metal Color: Black Package Includes: 1 x Time Lock Note: Color may vary slightly due to monitor settings and lighting conditions. Measurement tolerance: ±1–3 cm.