AGPtek Keyless Electronic Digital Programable Security Keypad Code Door Lock Entry

this is the electronic digital door doorknob is very good if you got kids that go in and out the cabinets and you want to put a lock on it but I'm gonna just go through a few steps on how this work it comes from manufacturer with the master code which is zero one two three time you hear click it opens let me go do that again zero one two three that's the master lock code that you can unlock it any time so if you want to change that master code I'm going to show you how to do that you go zero one two three count you wait to the beep stop now you put a new coat almost call it zero two two seven three start you hear it beeped twice now you got a new master code so if I enter is zero one two three pound it don't work so now I have to enter wait till it zero two two seven three nine words so I'm going to change it back to zero one two three so first I have together is zero two two seven thre