Heath Zenith SL-6203-BK Wireless Battery Operated Push Button, Black and Satin Nickel Finish
The SL-6203-BK wireless push button is battery operated and features a black and satin nickel finish with up to 100-Feet transmission range between the push button and door chime receiver. This push button is mounted to the surface of a doorframe or exterior wall and requires no additional holes to be drilled. Push button battery is included.