[Easy Setup Process]: The installation process is straightforward, with mounting screws included. It requires a minimal 1/8 inch hole for wall installation. Note: Bell wire is not provided, and a diode may be necessary for digital ringtones, which is not included in the package. [Enhanced Visibility with LED]: Equipped with a bright LED light that operates 24/7 on low voltage, this doorbell button ensures easy visibility at night, preventing visitors from struggling to locate it. Unlike traditional bulbs, the LED does not overheat or burn out, offering long-lasting illumination. [Versatile Installation]: This doorbell button is designed for both front and back doors with a classic wall-mounted style. It comes with pre-drilled screw holes for easy installation, potentially eliminating the need for additional drilling if replacing an existing button. [ and Weather-]: Crafted from robust metal, this doorbell button withstands harsh weather conditions, ranging from -4 to 240 degrees Fahrenheit. Its solid construction ensures it remains functional and aesthetically pleasing, replacing old, worn-out plastic buttons. [Compatibility and Usage Notes]: Ideal for both digital and mechanical doorbell systems. For digital systems that play melodies, a diode is required (not included). For mechanical systems that produce a classic ding- sound, no diode is necessary., Weight: 0.05952481074 pounds, Manufacturer: DTOMEGO