Note: Use the metal plate that comes with the mount, not the original metal plate from Google. Google's original metal plate does not fit the mount. No-Drill Doorbell Mount: Designed for Google Nest Doorbell (battery) ONLY. This mount for Google Nest doorbell (battery) does not need to be drilled into the wall or door. Easily attaches and uninstalls so that you can take it down to charge in seconds Anti-theft Design: This anti-theft doorbell mount prevents your Nest doorbell from being stolen. It can't be removed from outside your door unless the door is open. A mount for the Google Nest doorbell battery Improve Viewing Angles: The Borcorz horizontal adjustable mount improves the viewing angles(45° left and right) of your Google doorbell camera. Please note: This is just a doorbell mount, the Google Doorbell is NOT included Which Doors are Applicable: The nest doorbell mount is only suitable for doors with a thickness between 0.8 in and 2.5 in, and a gap between the door and frame exceeding 0.08 inch. Only inward-opening doors are suitable, outward-opening doors are not Doorbell mount for Google Nest doorbell battery. Features: Anti theft, No drill, Adjustable viewing angle