Missing important deliveries, visitors or clients will be a thing of the past when you install this fantastic Wireless Remote Control Doorbell, Installs quickly without the hassle of running any wires, Just mount the transmitter near your door and place the receiver anywhere in your home within 490 feet, When the transmitter button is pressed one of eight pleasant rings of your choosing will sound to notify you of your visitora?Ts presence, Features include:Wireless DesignRange is approximately 490 feetChoose from 8 different chimesEasy to installChime measures 3, 875 x 2, 125 x 1, 375 inchesRinger measures: 1 x 1, 5 x 1, 75Ringer includes adhesive back for easy mountingRequires one 12 volt battery (included) and 2 ""AA"" batteries (not included)Includes retail packaging SKU: POKER12378