Bright LED Light for Easy Visibility: Our door bell features a LED light that remains lit 24/7, ensuring that visitors can easily locate the button, even at night. Unlike traditional bulbs, it doesn't get hot or burn out, providing continuous visibility and convenience Metal Material: This doorbell button is crafted from metal, making it waterproof. It can withstand temperatures from -4 to 240F, offering a long-lasting replacement for your old, cracked, or yellowed plastic door bell button only Wide Application for Various Surfaces: This wired doorbell button is designed for use on stucco, wood, or other surfaces. Its classic design makes it a great fit for front doors or garage door openers, adding both functionality and style to your home Simple Installation: The doorbell button comes with mounting screw holes positioned 2 inches apart, making installation quick and easy. It may not require drilling if replacing an old door bell button. Please note, bell wire is not included Compatibility with Various Doorbells: This wired doorbell is compatible with mechanical and digital ringtones. If using a digital ringtone with speakers, a diode (not included) is required. For mechanical doorbells, no diode is necessary, making it versatile and easy to use Color: Black Material: Metal Package Contents: 1 * Illuminated Doorbell Button 1 set * screw Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.