Choose both elegance and functionality with this wired doorbell button. It provides night-time visibility through its LED illuminated button and requires a wired transformer and chime. Easy to install at 7.25 cm long with a 5.3 cm screw hole spacing, its sleek black design blends with any decor. Screws included for convenience and a one-year warranty for peace of mind. | Third Party Marketplace 012 | Heath Zenith Black/White Plastic Wired Pushbutton Doorbell | Best Buy