Ade Advanced Optics mount also provides a larger surface area allowing stable mounting on uneven surfaces. Comes with wall plate and an 30 degree angled mount. Made with Ade Advanced Optics military grade polymer. This plate covers up any marks or holes of your old doorbell nicely. No need to paint or do any remodeling work! The angle mount is designed at 30-degrees for a change in view that is sometimes needed. The plate is easily installed to fit perfectly with your Nest Hello Doorbell and is compatible with the adjustable wedge.You can add Nest original 15 degree Wedge with this 30 degree angled mount for a complete 45-degree change in the viewing area. Mounting screws are included. Our product comes with an extended 1 year breakage warranty. Rest easy knowing that we created this product to last a lifetime. DISCLAIMER: Nest Hello Doorbell is not included.