4-Digit Combination Lock: This lock unlocks with a code for added security. The initial password is 0000. You can change it by simply dragging and dropping. Pull out the release button to open it. Sturdy and Anti-Theft: Made of high-strength alloy steel, this folding lock features a fully enclosed lock, resistant to cutting and hydraulic shearing. It also features stainless steel rivets for connection, delicate joints, high tensile strength, puncture resistance, prevention of violent damage, and high temperature resistance. High quality in terms of torque and tensile strength. 2-SECOND FOLD, EASY TO CARRY: Lightweight and compact, this lock is easy to carry. The bracket can be screwed onto the frame holes or attached to the bike with cable ties. Comes with a strap for easy storage, it only takes 2 seconds to store the lock, saving a lot of time. EASY TO INSTALL: The folding lock with bracket can be easily attached to the bike or cup holder with the included accessories. It is very