Add a level of style and security to your home with the SmartCode 270 touchpad electronic deadbolt. Designed with a beautiful traditional style to complement your home's interior, you can secure your home and never have to worry about keys. To gain entry, simply enter your personalized code, while locking is as easy as the touch of a button. SmartCode is easy to install, program and use and utilizes 4 AA batteries. It also features SmartKey re-key technology as the back-up keyway. The deadbolt is operated by electronic touchpad and key outside and turn-piece inside. The crisp, clean appearance of the Satin Nickel finish reinforces the deadbolt's traditional design.