[ & Stable ] - Made of high quality plastic material, sturdy and not easy to bend, long service life. [REPLACEMENT USE] - Doorbell backplate compatible with Blink video doorbell only. [Easy to Install] - You can install the doorbell back plate in seconds. [Designed for ] - The doorbell holder is only compatible with . For homes, offices, apartments, rentals and dorms. (Note: the blinking doorbell is not included), Weight: 0.07495716908 Pounds, Manufacturer: Deger