Please note: the physical slightly color difference or difference, does not affect the difference, please do not mind, thank you! [Replacement Use] - Doorbell backplate compatible with for Blink video doorbell only. [Sturdy and Stable] - Made of high quality plastic material, sturdy and not easy to bend, long service life. [Easy to Install] - You can install the doorbell backplate in seconds. [Designed for ] - Doorbell mount only compatible with for . Perfect for homes, offices, apartments, rentals and dormitories. (Note: is not included) color:Black Material:Plastic Doorbell not included with Mount Accessory Package Contents: 3 x Doorbell Backplate 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm. Please note: the physical slightly color difference or difference, does not affect the difference, please do not mind, thank you! [Easy to Install] - You can install the doorbell backplate in seconds. [Designed for ] - Doorbell mount only compatible with for . Perfect for homes, offices, apartments, rentals and dormitories. (Note: is not included) [Sturdy and Stable] - Made of high quality plastic material, sturdy and not easy to bend, long service life. [Replacement Use] - Doorbell backplate compatible with for Blink video doorbell only.