To insure optimal adhesion, it's recommended to apply the holder to a clean and smooth for surfaces and to allow 12 hours for the binder to set before installing the doorbell, guaranteeing a stable hold Made from ensuring long-lasting protections for your video doorbell without the risk of deformation or breakage With its designs, this Ringing Doorbell Mount not only complements your existing decoration but also ensures your video doorbell is secure positioned for viewing addition Featuring an anti-theft design, this bracket prevents unauthorized removal of your doorbell, making it an good option for renters, dormitories, apartments, and shared living spaces Two installation methods: strong binder backing for none drill installation or secure screw mounting for a more permanent setup, providing flexibility to suit your needs, Manufacturer: Xinsheinelry