One of them activates when a correct combination has been entered, effectively serving as the output for the combo lock. The other two are for activating the clock and affecting a reset if the ...
I'm not sure about the ultimate destiny of the video smart lock combo devices. They're flashy and they replace peepholes easily, but they have a lot to prove compared to easy-to-install video ...
Parents will also appreciate this GE combo oven's two-step child lock, which ensures children won't accidentally turn it on ...