Features：1、Alloy lock cylinder lock, durable and anti‑oxidation, longer service life. 2、The thicker chain is anti-saw, and the thicker and larger chain is safe and secure. 3、Keyless security lock mechanism, 5-digit password lock, 100,000 sets of passwords are difficult to crack, and the safety factor is high. 4、Easy to set/reset, easy to set and reset your own personalized number combination, it is recommended to write down the password with notes in case you forget it. 5、Extended flexible cable, bicycle lock is about 3.2 ft length, very suitable for bicycles, electric vehicles, ladders, lawn mowers, doors, fences, tool boxes, barbecues, sports equipment, etc.Specification：Item type: Bicycle Code Cable LockMaterial: alloy steelColor: blackTotal length: Approx. 97cm/38.2inWeight: Approx. 635g How to set a password lock?The initial code number of the code lock is "00000"Password change setting method:1. The password does not move after opening the chain by pressing the initial password.2. Turn the built-in knob clockwise.3. The password can be changed by turning the knob, and the password will restore after the password is changed to complete the password replacement.Package List：1 xBicycle Code Cable Lock1 x Instruction