- Unlighted surface mounted door bell button
- Wired black plastic doorbell button with 1.75-inch round metal housing
- Drilling may not be required if you are replacing an existing button
- Will work with almost any doorbell transformer and wired chimes
- Door bell push button may be used on stucco and wood surfaces
- PLEASE NOTE: A diode is needed (not included) if you are using a digital chime (plays a melody; has a speaker for the sound). A diode is not needed is you are using a mechanical chime (2-Note sound; has a small mallet hitting a metal bar for the sound).