99 Hours Timing: Free setting of unlocking time, up to 99 hours and 59 minutes. After the timing is finished, the lock ring will open automatically. Metal Body: The lock body is made of high-quality metal with sharp edges and smooth surfaces. Enhanced textured metal provides durability and security. Easy Operation: Small LCD with white backlight displays the unlock time clearly. Three small buttons allow easy setting of hours or minutes. Super Standby Time: USB rechargeable, maximum standby time can reach up to 500 hours on a full charge. Wide Application: Can be used to secure items such as cigarettes, phones, snacks, or other personal belongings. Suitable for use in kitchens, gyms, schools, and more. Battery Capacity: 3.7V/200mAh Standby Time: Greater than 500 hours Material: Metal Color: Black Package Contents: 1 x Time Lock Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3 cm.