This Aura smart lock with a black iron finish by Weiser will provide a safe yet easy to use deadlock for your home. It can be locked or unlocked by using the keypad or a key from the outside as well as with the turn button from the inside. Using the Weiser App within Bluetooth range, you can lock or unlock your door and program up to 250 user codes that can be scheduled and customized on your smart phone. You can also receive notifications or view event history. The keypad features a one-touch lock button and the Smartkey technology allows you to rekey the lock in seconds. This product is BHMA grade 2 certified and it is backed by a limited lifetime warranty on mechanical parts and by a 1-year warranty on electronic components.