The Nest Yale Smart Lock gives you the added freedom and security you need for your home. It allows you to enter your home unimpeded as it can detect when you arive home. You can set up a code for guests to enter, and even unlock your home from afar if someone gets locked out. With a smart speaker you can even lock and unlock your home with your voice. Cant remember if the door is locked when you get into bed? Just ask google to lock the door and you’ll have the peace fo mind to sleep freely at night.