1. Left and right 45 rotation: stackable doorbell brackets, the middle rotation axis can swing 45 degrees left and right. Allows you to freely adjust the viewing in different directions, bringing more choices and to the installation . 2. Stable and durable: Made of ABS material to long service life. Comes with a screw-on base to make your doorbell more stable on a door or wall to stabilize your home security camera system. 3. Easy installation: Simply screw your doorbell bracket into the wall and install in minutes. Turn it and you can to install it on the left or right side of the door. 4. Flexible use: This 45 degree mount allows to adjust the left or right. All screw holes are carefully designed to perfectly fit stainless steel screws, saving you a lot of time. 5. Compatible models: stand is specially designed for blink 2021 2022 Door . Doorbell mounts help your capabilities and a good of visitors at your door. Wider viewing range, stronger home security. color:White Material:ABS size:About 13 x 3.7 x 2.2cm Package Contents: 1 x Doorbell bracket Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.