Let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense(R), this Bluetooth smart lock gives you one less thing to worry about. With built-in Bluetooth, you can easily check that the door is locked, see if the dog walker came on time and receive a notification when the kids get home from school when you're away from home, using the Yale Access App. KEY FREE ACCESS:Choose yourown way to unlock, whether it's the keypad, voice assistant, Auto-Unlock or the Yale Access App on your smartphone or Apple Watch. Looking for remote access? Purchase a Yale Wi-Fi Smart Module (sold separately). SECURE:No more worrying if the door is locked, Yale can be set to Auto-Lock once DoorSense® detects that the door is closed. And withTwo-factor authentication, biometric verification and matte keypads for fingerprint resistanceyou can be comfortable knowing only the correct people will be able to access your home. EASY:With optional Auto-Unlock, you have the choice to let Yale get the door. With this option enabled there is noneed to touch the lock, or your phone. Unlimited access codes makes expecting company a breeze ACCOUNTABLE:Unlimited access codes makes expecting company a breeze. And the ability to monitoryour home has never been easier by usingthe Yale App to trackwho is using the access codes and when. SMART HOME COMPATIBLE:This product works with Apple Homekit: Easily manage the lock along with your smart lighting, speakers, thermostats and more, all from the Apple Home app or using Siri. Access remotely when you have an Apple TV, iPad or HomePod set up as a hub. *Those products sold separately READY FOR A Wi-Fi UPGRADE? The Yale Assure Lock 2 can be upgraded at anytime by purchasing a Wi-Fi, Matter or Z-Wave Smart Module (sold separately) whenever you're ready, so unlike