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