Overall size: Height: Approximately 20 cm Width: Approximately 9.2 cm Thickness: Approximately 6.6 cm You can open it by entering your favorite numbers. A passcode is also required to close the lid. The order of the passcode does not matter. You can pull it out by opening the lid and pulling the lever on top. Cons: Sometimes the buttons don't work smoothly depending on how they are pressed. The waterproof cover is torn and missing. The U-shaped lock interferes with the rubber because there is no gap when opening and closing. The passcode can be set with a flathead screwdriver. The passcode in photo 5 is 12345. It will be shipped via Yu-Packet Plus, and since the thickness is just right, there will be no packaging. Padlock Combination lock