I was thinking a Ring Keypad as well although I do not have one to know what you can do with one. If you use a lock keypad like you were thinking, you will probably need something like what I posted here to trigger on Lock Codes used.
I was thinking a Ring Keypad as well although I do not have one to know what you can do with one. If you use a lock keypad like you were thinking, you will probably need something like what I posted here to trigger on Lock Codes used.