This is a dial-type safety key box. You can select your preferred number from 10,000 combinations for the lock. This is a sturdy key box that protects your security while surfing. It is also a full-fledged key lock that can be used for crime prevention in homes, warehouses, etc., even when not surfing. There is no need for installation; you can place the key box near your home's door and put a spare key in it, which is useful in case you lose your key. The hook part is coated with a soft cover to protect the car body from scratches. Made of stainless steel, it is wear-resistant, corrosion-resistant, strong, and durable, so you can rest assured even when exposed to wind and rain. You can set the 4-digit dial to your favorite number. Since it is a dial lock, you don't have to worry about losing the key (key) and not being able to open it. It can be conveniently used not only for car keys and house keys but also as a storage box for cards and small items. It has various uses, such as fixing the key box to a wall for sharing, and is ideal for managing keys in housing exhibitions, warehouses, offices, and rental properties. Password Setting Method 1. Open the key box with the default code (0-0-0-0). 2. Press the RESET lever on the back of the door to the upper right. 3. Turn the dial to set your desired combination. 4. Press the RESET button to the lower left to return it to its original position, and the dial number you set will be set. 5. When removing the U-shaped hook, open the key box and slide the tab on the upper back of the box to the right to remove the U-shaped hook. 6. Hook the U-shaped hook to an object, slide the tab on the upper back to the right to attach it to the key box, put the key in the key box, and close the lid. 7. After putting in the key, turn the dial randomly, and the key box will be locked, and the lid will not open. 8. When opening the key box, match the 4-digit dial number you set, and the key box lid will open, and you can take out the key you stored inside. Product Details Body size: 18.2cm long, 7.5cm wide, 5cm thick Inside size of the main box: 9.7cm long, 6.6cm wide, 3.8cm thick Inside size of the U-shaped hook: 4.9cm long, 3.6cm wide Material: Aluminum alloy Weight: Approximately 480g Package: 1 key box, 1 hook, 1 key drop prevention lid