Upgrade to a more convenient, more controllable keyless entry deadbolt with SmartCode5. With your own personal code, you can enter your home with just a few simple pushes of a button, then smart lock it with just one. You also get more control over who has access to your home. Just assign a temporary smart code to whoever needs one and delete it when you see fit. Now you can totally eliminate the need for keys. SmartCode5 electronic door locks are easy to install, program and use and operate on 4 AA batteries. SmartCode5 complements any Weiser knob, lever or handleset.