High-quality Material: This time lock box is made of plastic, strong, durable, and easy to clean. Versatile Lock Bin: The time lock box helps effectively control and manage time, limit cell phone usage, reduce excessive smoking, manage snack consumption, and restrict access to toys and game controllers to support children in developing healthy habits. Unlocking Design: Simple operation—set the desired time, and the lock box will automatically open when the time is reached. Once locked, the box cannot be opened prematurely; please set an appropriate time. Please Note: The maximum setting time is 999 hours 59 minutes 59 seconds, and the minimum is 1 minute. The box will automatically open when the set time is reached. Habit Control: Use this timer lock container to support habit formation by securing items such as cigarettes, toys, mobile phones, and snacks. Color: black Material: plastic Size: 15cm x 16.5cm Package Contents: 1 x Time Lock Box Only the above package content is included; other items are not included. Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3cm.