XXF 4-digit password cable lockWeight: 185 gramsSpecification: 4.8mmx2mLight and beautiful. Safe and reliable. Can be hidden in the pocket of your underwear.No longer worry about the clunky locks of the past, nowhere to hide.It can lock the front and rear wheels, lock the seat cushion, lock the helmet, lock the luggage, lock the multiple cars together, and more for your own discovery!Instructions for use: first change the password, use the portable tool to hold the metal bottom, press the side manual switch, turn the password ring, change to the desired password (make sure the password), then put the lock into it, press the side Manual switch, the password is upset, it is locked. Unlocking is to adjust the black circle button that you set to press the front side. The side manual switch will jump out and the lock will be released.