This rectangular wired push button features a nickel finish with lighted center button. Metal construction measuring is recess mount. The low voltage wired push button works with most 16-volt, hard wired doorbell systems and mounts to your door frame or exterior wall of your home. Heath Zenith Heath Zenith Satin Nickel Silver Metal Wired Pushbutton Doorbell. | Third Party Marketplace 012 | Heath Zenith Satin Nickel Silver Metal Wired Pushbutton Doorbell | Best Buy