With internet connection, you can control the smart door lock through the imt Home. In instance, you are able to access imt Home. Additionally, the imt Home not only allows you to remote open the door, but also view the open-door history or set a temporary password option. In short, your smart door lock will still function without internet, however you won’t able to access imt Home functionalities. In Conclusion, to experience the full functionality from imt smart door lock, you need internet to access the imt Home.