Quick settings: : 4-digit combination lock, the default password is 0000. 1 Align the initial password with the arrow. 2 Turn the lock as shown. 3 Turn the word wheel to set the desired password. 4 Return the lock to its original position, and the password is set successfully. Easy to Portable: The mini combination bicycle lock is compact and lightweight, and can be placed on the back seat, backpack or hung on the handlebars. Mini appearance, does not take up space, does not increase the riding load, and completes your bike. Does not rust: : The bicycle combination lock adopts high-strength zinc alloy lock head, which is not easy to be damaged, and is strong and rustproof. The protective PVC coating prevents scratches and can withstand the toughest environments, whether it's high or low temperatures, rain or sun exposure, the lock will not rust and can be used normally. Combinable: All of our combination bike locks can be used alone or in combination. You can freely combine into a larger, endless and versatile lock. (This product only contains 1 combination lock, if you need to use it in combination, please purchase it according to the required quantity) Multiple uses: Combination bicycle locks are not only suitable for various types of bicycles such as mountain bikes, strollers, etc., but also for motorcycles, scooters, skateboards, gates, fences, grills, sports equipment, tool boxes, ladders , Bags, suitcases, strollers, etc., easy to use.