U-shaped lock with resettable combination: easy to use and keyless, so even children can operate it without worrying about losing keys. This lock is versatile enough to be used as a gate lock or a container lock. Set your own combination: use the resettable code that you can easily remember. Keyless protection: keep your bike or gate safe without carrying keys that could be lost. The number combination can only be set when the lock is open. Versatile uses: this U-lock is suitable for bicycles, skateboards, sports equipment, gates and fences, grills and lawn mowers, tools, tool boxes, ladders, scooters, carriages, mopeds, motorcycles and more. Practical use scenarios: - Locking a bicycle or scooter to a rack in public or at work. - Securing a gate, fence, shed, or container at home or on the job site. - Protecting tools, ladders, grills, lawn equipment and other gear in a toolbox, storage area, or yard.