Package included:
Front Cover Bracket - Hard ABS
Back Mount - Metal
Sturdy Sponge for Video Doorbell
Screws
FIRM Foam
Screwdriver
Tips: If the foam is not enough to support your doorbell, you can use scissors to fold the firm foam in half and cut it into two pieces and use it.
PLEASE DONT tighten too hard, or the metal back mount will bend then the door cant close fit.