Thank you for viewing. This is a set of a smart lock and hub. You can lock and unlock your door from outside using a smartphone app. You can also check the opening and closing history from the app. - Model Name: Qrio Lock - Included Items: Qrio Hub, Quick Start Guide, Mounting Parts - Manual: Quick Start Guide - Product Name: Qrio Hub ※ All related parts are included. I decided to sell this after removing it due to a move. There are some minor scratches, but it is in good condition.