Add a level of security and style to your home with the SmartCode keypad electronic deadbolt. Designed with a sleek style to complement your home’s interior, you can lock up your home and never have to worry about keys. To gain entry, simply enter your personalized code, while locking is as easy as touching a button. SmartCode is easy to install, program and use and operates on four AA batteries. It also features SmartKey re-key technology as the back-up keyway. This entry lever can be locked or unlocked by using the keypad or key from the outside as well as the turn button from the inside. The crisp, clean appearance of the satin nickel finish adds to the overall look of the product and brings a modern feel.Deadbolt operated by electronic keypad or key, backlit for increased visibility at nightKeypad stays lit for 30 sec after inactivityLow battery alerts, audible beep and visual flash when batteries are lowFast and quiet motorized deadbolt with one-touch motorized lockingFeatures 50 user access codes and one master code optionCustomizable automatic door locking after 30 sec for peace of mindFeaturing SmartKey Security, which protects against advanced break-in techniques and allows you to re-key your lock yourself in secondsSimple installation requiring a screwdriver with no hard wiring needed and supports BILT App video and voice installation support