4-digit password provides 10,000 password combinations to improve security and better protect your personal belongings.The padlock is made of high quality zinc alloy. The padlock shackle is made of stainless steel, rust and corrosion resistant.The padlock weighs 45g and the size is 65mm x 33mm x 16mm.You can use them anywhere, such as school and staff lockers, changing rooms, suitcases, wardrobes and general storage. No need to carry keysSafe and Convenient: The original code of the 4-digit code lock is 0-0-0-0. Provide 10,000 combinations to improve safety. Easy to use: Resettable password lock allows you to set your own password and the operation is simple. You can easily set and reset your own password at any time, but don't forget your password.How to set your own code: Set the default code (0000) and pull the shackle upTurn the shackle about 90 degrees toward the code setting space Push it down until the small pin is completely inside the gapKeep it in place and turn to the code side windowScroll through the number to set your own codeFlip the shackle until it appears