High-quality Material: This time lock box is made of plastic, durable, and easy to clean. Versatile Lock Bin: The time lock box helps effectively control and manage your time, limit cell phone use, reduce smoking, manage snack consumption, and control children's access to toys and game controllers, promoting healthy habits. Unlocking Design: Simple operation—set the timer, and the box automatically opens when the time is reached. Once locked, it cannot be opened early, so please set an appropriate time. Timer Range: Minimum setting is 1 minute; maximum setting is 999 hours, 59 minutes, and 57 seconds. The box unlocks automatically when the set time elapses. Airtight Storage: Use this timer lock container to store items such as cigarettes, phones, snacks, and other personal belongings to support habit-building and self-control. Color: Black Material: Plastic Dimensions: 15 cm x 16.5 cm 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 error allowance is +/- 1-3 cm.