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 control and manage time, limit cell phone use, reduce excessive smoking, manage snack consumption, and restrict children's access to toys and game controllers to support the development of healthy habits. Unlocking Design: Simple operationset 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, and 59 seconds. The minimum setting time is 1 minute. The box will automatically unlock when the set time is reached. Prevent Smoking Addiction: Use this timer lock container to support habit-building by securing items such as cigarettes, toys, mobile phones, snacks, and other personal items. Color: Black/White Material: Plastic Size: 15cm x 16.5cm Package Contents: 1 x Time Lock Box 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.