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 smoking, manage snack consumption, and restrict children's access to toys and game controllers to support the development of healthy habits. Unlocking Design: Simple to use—set the desired time, and the lock box will automatically open when the time is reached. Once locked, it cannot be opened early, so please set an appropriate duration. Please Note: The timer can be set from a minimum of 1 minute to a maximum of 999 hours, 59 minutes, and 59 seconds. The box will automatically unlock when the set time is reached. Prevent Smoking Addiction: Use this secure timer lock container to store items such as cigarettes, phones, snacks, and toys to help build self-discipline. Color: White 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 shown in the image and the actual product. Measurement may vary by +/- 1-3cm.