Plastic wired doorbell button with 2. 5-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 is best used on stucco 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).