【Compatibility】Our adhesive doorbell mount is specially designed for Video Doorbell 1/2 /3 / 3 Plus / 4 / Video Doorbell (2nd Generation - 2020 Release) and Battery Doorbell Plus (2023 Release). The maximum size of video doorbell can be placed inside is 2.4 inches wide * 5.03 inch high * 1.06 inch thick, and the width of the door frame is 2.91 inches at least. (Note: Video Doorbell is Not Included ), 【Compatible Door】Our door cover is designed for flexible placement on any door, whether it's an apartment, home, office, hotel, or rental door, wide application. 【Upgrade Version】 Based on original version, the appearance has been upgraded and improved, and not block doorbell sensor and Infrared night vision to protect the safety of your home at all times. 【No Drill and Easy to Install】 Available in 2 installation options, no drilling installation and screw installation. Easy to setup in just 1 minute. Equipped with strong adhesive tape that can support up to 2.2lb, which could keep your video doorbell firmly in place without falling. Or screw installation to add security. 【Anti-theft Design】 A hidden anti-theft screw at the bottom keeps your video doorbell away from stealing. 【360° Weatherproof Protection】Adapted weatherproof cover design, protects your video doorbell from rain, sun, wind, dust, scratches and all kinds of potential damage in any situation and extends the lifespan of your doorbell and features no block doorbell sensor.