YASHANG SAFE AND RESETABLE: Smart 5-digit resettable combination chain lock, more secure than other 4-digit locks. Easy to set up your own personalized number combination. Braided Steel and PVC Coating: The bicycle cable is made of high-strength braided steel wire, which can withstand 2.4KN tension and 7KN shear, for greater strength and flexibility. Protective vinyl coating (PVC) helps prevent scratches and is more durable. Self-winding and mounting bracket: 4ft x 1/2" cable is long enough for different users; self-winding design, Easy to carry; Comes with a free mounting bracket to easily add the lock to other objects; Quick install button makes it easy to install or remove the lock. EASY TO USE: The combination locking mechanism provides keyless convenience and sets your own combination in simple steps. With a keyless convenience lock, you don't have to worry about losing your keys and forgetting to carry them. The password design saves you from the hassle of carrying keys. Passwords are resettable - you can set 10,000 combinations, which gives a 1 in 10,0000 chance of cracking the password. The default code is 00000. MULTI-USE: The cable is 4 feet long enough to lock 2-3 bikes together, or lock your bike to trees, gates, fences, railings, thick poles, etc. The lock can also be used on motorcycles, scooters, skateboards, grills, ladders, doors, lawn mowers and more. MULTI-USE: The cable is 4 feet long enough to lock 2-3 bikes together, or lock your bike to trees, gates, fences, railings, thick poles, etc. The lock can also be used on motorcycles, scooters, skateboards, grills, ladders, doors, lawn mowers and more. MULTI-USE: The cable is 4 feet long enough to lock 2-3 bikes together, or lock your bike to trees, gates, fences, railings, thick poles, etc. The lock can also be used on motorcycles, scooters, skateboards, grills, ladders, doors, lawn mowers and more.