Feature: This timer lock box is designed to help you effectively control and manage your time by curbing phone addiction. It's great for securely locking away addictive items such as toys, phones, and snacksMaterial: Made from quality PP, this lock box ensures durability and longevity, providing a reliable solution for managing your time and reducing distractionsCompact Size: With an internal dimension of 170*90mm and an external dimension of 215*94mm, this lock box is compact yet spacious enough to accommodate various items you wish to restrict access toEasy to Use Design: The simple design allows for easy operation while ensuring that your items remain securely locked until the timer expires, promoting discipline in a straightforward mannerComplete Package: Each purchase includes a phone lock box and a USB cable, providing everything you need to start managing your time more effectively right out of the box Specification: Material: PP Size Chart: Internal: 17cmx9cm/6.69inchx3.54inchExternal: 21.5cmx9.4cm/8.46inchx3.70inch Package Includes: 1 Phone Lock Box1 USB Charging Cable Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.