BALDWIN RESERVE 4861 OVAL DOOR BELL BUTTON OVERVIEWKEY FEATURESOval Bell Button provides an illuminated button for low light or at night (requires low voltage electrical).3.05" x 1.75"Sold as a complete set. Including mounting hardware.FEATURESSIZE: 1.75 x 3.05 FEATURES Brass construction with concealed fasteners. Illuminated button for easy detection at night. Recommended for use with up to 24 volt transformers. Available as a complete set with mounting hardware.RESOURCES & DOWNLOADSWarranty