Compatible Models: Our adhesive doorbell mount is suitable for Battery Doorbell Plus/Pro, for Ring Video doorbell 3/3 Plus/4. (Doorbell is not included in package). No Drilling & Easy Installation: No need to drill holes in doors or walls, thereby preserving the integrity of the surfaces and maintaining their aesthetic appeal. Simply apply strong adhesive for a quick and effortless setup of your video doorbell. Ideal for residential homes, offices, apartments, rental properties, and dormitories. This installation is designed to be windproof, rainproof, and highly durable. Utilize super glue to securely affix the doorbell to the wall, ensuring it remains steadfast without concerns of detachment. Optimized for smooth surfaces: This adhesive doorbell holder is specifically designed for installation on flat and smooth surfaces to achieve optimal results. Generally, materials such as bricks, tiles, and rough plaster are not suitable for adhesion. Additionally, ensure that the walls are clean and devoid of water stains prior to applying this adhesive. (After application, wait at least 24 hours before use.) Color: black Material: plastic Due to different product batches, the appearance may vary, which does not affect the use. Package Contents: 1 x bracket 1 set x installation accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.