How about this lock in the middle of the trunk? Both sides are the key lock, the middle is the password lock
In fact, from the inside to pull the password lock small machine and then set the password on it
How to change, and recently I also bought a, do not know how to change the middle of the password lock, ask for help! The The
First you have to set a three-digit password, and then toggle the password lock set, and then lock the lock on both sides with the key