High-quality material: This time the lock box is made of plastic, which is durable and easy to clean. Multifunctional lock box: The time lock box helps to effectively control and manage your time, control mobile phone addiction, prevent excessive smoking, reasonably control snack time, control children's toys and game mats, and provide a new way to help your children develop good habits. Unlock design: No complicated operation is required, just set the time, and when the set time is reached, the lock box will open automatically. It cannot be opened when locked, so please set a reasonable time. Note: The set time is -999 hours 59 minutes 59 seconds, the shortest time is -1 minute, and it will automatically open when the set time is reached. Prevent smoking addiction: Use this sealed time lock container to develop a good habit and lock addictive items such as cigarettes, toys, mobile phones, snacks, etc. inside. Color: White Material: Plastic Size: 15 cm x 16.5 cm Package Contents: 1 x Time Lock Box Only the above package contents are included, other products are not included. Note: Light reflection and different monitors may cause the color of the item in the image to be slightly different from the actual product. The allowed measurement error is +/- 1-3 cm.