SMART LOCKING - Turn your smartphone or Apple Watch into your key. The Linus Smart Lock allows you to lock and unlock your door – no matter where you are , with the Yale Home App. require Yale Connect Wi-Fi bridge for remote functionality AUTO LOCK AND UNLOCK - When you return home and walk up to your door, Auto-unlock will unlock your door thanks to geo-fencing (once you and your phone is close to the door), so you don't need to fumble around with keys. Ability to enable auto-lock when the door closes. SAFE AND SECURE - Yale Access account is protected by 2-factor authentication meaning that users will be required to verify their identity with either an email or phone number. On top of the security offered by Bluetooth, we use AES and TLS encryption, commonly referred to as bank level security. If you lose your phone, you can disable your Yale Home App and all virtual keys at any time. GRANT ENTRY FROM EVERYWHERE - Send secure keys to friends, family or people you trust instantly, all from the Yale Home App. Manage and schedule access any time. HASSLE FREE INSTALLATION - The Linus Smart Lock is easy to install over the existing cylinder on the inside of your front door so you can keep and use your original keys. The installation time when your cylinder is compatible is less than 3 minutes. Refer to our video to see if you can install Linus on your existing cylinder.