Kwikset has been the trusted source of locks for generations and is the best choice for Smart Home owners. The Premis is simple to use and effective at keeping your home safe. Lock, unlock and program using a connected device, or use the back lit, encryption protected touchscreen. The ability to create temporary and permanent access codes remotely comes in handy for home repairs, caregivers, neighbors, friends and family. You can even review history and receive updates while you're away. The Premis Smart Home Lock is engineered for security, programmed for your convenience, and is a complement to every front door.The Kwikset Premis Smart Lock is compatible with Apple HomeKit™ technology—which allows you to "talk to unlock" your door using Siri® on your iPhone®, iPad® or iPod® touch with iOS 9.3. Use the Apple HomeKit™ app to set the "scene" or automate a variety of settings in your home. For example, create a Goodnight Scene that locks the door, lowers the thermostat, and turns off the lights. Initiate your customized scenes with the touch of a button. The smooth design of the Premis is pleasing to the eye and will coordinate with whichever Kwikset handle, lever or knob set you prefer. The Premise is smart, secure, and stylish.You speak. It listens. The Kwikset Premis™ Touchscreen Smart Lock works with Apple HomeKit™ technology and responds to Siri®, letting you use your iPhone®, iPad® or iPod touch® to “talk to unlock" your door. Control your lock anywhere, anytime by placing it near an Apple TV®.HomeKit™ requires an iPhone®, iPad®, or iPod touch® with iOS 9.3 or later.Controlling HomeKit-enabled accessories away from home requires an Apple TV® (3rd generation or later) with Apple TV® software 7.0 or later and an iPhone®, iPad®, or iPod touch® with iOS 9.3 or later.For best results, lock should be within 40 feet of an Apple TV® for remote capability.Apple TV®, iPad®, iPhone®, iPod®, iPod touch® and Siri® are trademarks of Apple Inc., registered in the U.S. and other countries. HomeKit™ is a trademark of Apple Inc. The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Schlage Lock Company, LLC is under license.• Easily set up and program the lock• Create and delete access codes• Check your lock status and lock activity• Lock and unlock your door using your phoneThis patent pending feature is used to defeat "smudge" attacks, where a user code is compromised through the detection of frequently used numbers from oily residues on the keypad. This feature works by highlighting 2 random numbers and having you press them before entering your code so that over time there are fingerprints on all the keys.The first time this is product is installed it will automatically detect the handing on your door and set itself up accordingly. This removes any doubt about getting the handing correct and frees you from having to reconfigure anything.This technology allows you to re-key your lock in seconds with 3 simple steps and features stainless steel racks, pins, and side locking bar for increased strength and security.