Keep your home safer and more secure when you install this Weiser Powerbolt 2 reprogrammable electronic keypad door lock on all entry doors. You can open this door lock with the keypad or a traditional key. Locking the door is easy with it's user friendly SmartKey technology, allowing you to re-key the electronic keypad lock in seconds. Lock the door with just the press of a button. The satin nickel finish is attractive and will look good on any door. This door lock installs easily with no wiring and requires four AAA batteries to operate.