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 smoking frequency, manage snack consumption, and control children's access to toys and gamepads, supporting the development of healthy habits. Unlocking Design: Simple operation—set the desired time, and the lock box will automatically open when the time is reached. Once locked, it cannot be opened prematurely; please set an appropriate time. 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 elapses. Airtight Storage: This timer lock container provides secure storage for items such as cigarettes, mobile phones, snacks, and toys, helping to discourage overuse. Color: Black Material: Plastic Size: 15cm x 16.5cm Package Contents: 1 x Time Lock Box (other items not included) Note: Due to lighting and display differences, the actual color may vary slightly from the image. Measurement may vary by +/- 1-3cm.