Yale Access Upgrade Kit with WiFi For Assure Locks Open Box and working Includes all components ' Module (placed inside assure lock) Door Sense (Allows you to detect if your door is open or closed.) WiFi Bridge (Locks and Unlocks door when you leave and return home) Please make sure you are using these with a Yale Assure Lock. They won't work work other models Upgrade your Yale Assure Lock or Lever to work with the Yale Access app. The Yale Access Upgrade Kit will allow you to lock/unlock, share access and see who comes and goes all using your Yale Access app, from anywhere! For ultimate convenience, your Assure Lock will unlock automatically as you approach the door and it will relock once the door is closed! Lock, unlock or check current status with voice assistants including Amazon Alexa, Google Assistant or Siri.