360 Degree Full Coverage Protection Design: Real 360 degree protection and protect your doorbell, does not block the video doorbell sensor.  There is a hidden security screw at the bottom and it is not easy to steal

Compatible Doorbells: Compatible with Video Doorbell / Video Doorbell 2 / 3 / 3 Plus / 4 / Video Doorbell (2020 Version), please check the left picture #2 for compatible model No. (The doorbell is not included )

2 Ways Installation: There is strong grade VHB tape on the back of the cover, just peel it off and stick it on the door (Note: After adhesive tape, please wait at least 24 hours before using).  or install it on the wall with the included screws

Ideal for Smooth Door Surface: The holder is safer and more effective to apply on a flat and smooth door surface such as marble glass tile laminates, install it with the included screws on the brick, tiles and rough wall surfaces