The Weiser Hancock collection offers elegantly designed entry locks made of sturdy metal. The door can be opened with or without a key to offer more convenience without compromising home safety. Locking is done at the push of a button, while 16 user codes and 1 master code can be set for unlocking. The locking door lever features SmartKey(TM) technology that lets you re-key the lock to work with any selected key and use the same key on any Weiser SmartKey(TM) locks in your home. This lever features a satin nickel finish and is BHMA 2 graded for high residential security. Limited lifetime warranty on mechanical parts and 1-year limited warranty on the electronics.