Upgrade to a more convenient entry deadbolt with the Kwikset SmartCode Zigbee Traditional Style Deadbolt. The deadbolt features a classy, traditional design with SmartKey Re-Key Technology for easy security. Smart Code Electronic Locks With your own personal code, you can enter your home with just a few simple pushes of a button and lock it with just one. You also get more control over who has access to your home. Just assign a temporary code and delete it when you see fit. Now you can totally eliminate the need for keys. SmartCode is easy to install, program and use and operates on 4 AA batteries. SmartKey cylinders feature a stainless steel side locking bar, racks and pins for increased strength and security. Patented side locking bar technology offers improved security by protecting against lock bumping, an attack technique used to defeat conventional pin and tumbler locks.