High-quality Material: This time lock box is made of plastic, offering strength, durability, and easy cleaning. Versatile Lock Bin: This time lock box helps manage and control time usage, supporting behavior management such as limiting cell phone use, reducing smoking frequency, controlling snack intake, and managing children's access to toys and game controllers, promoting the development of healthy habits. Unlocking Design: Simple to use—set the desired time, and the box will automatically open when the time elapses. Once locked, it cannot be opened prematurely; please set an appropriate duration. Time Settings: 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. Airtight Design: This secure container helps support habit control by securely storing items such as cigarettes, mobile phones, snacks, and other personal items. Color: Black Material: Plastic Size: 15cm x 16.5cm Package Contents: 1 x Time Lock Box (Other items not included) Note: The color may appear slightly different due to lighting and display variations. Measurement may vary by +/- 1-3cm.