Heath Zenith 29 Wireless Mechanical Door Chime with Peephole Through the Door Viewer Do you want to be able to see who is at the door before opening it? Do you need a doorbell but can’t or don’t want to install wiring? This is the product for you. No Wires — No Batteries All in one chime and pushbutton 2 note melody Product dimensions: 3.25″ x 7.875″

Product Features

• MECHANICAL, WIRELESS DOOR CHIME WITH VIEWER.
• MECHANICAL TONE BAR SOUND QUALITY.
• NO WIRING NEEDED.
• FITS WOODEN AND METAL DOORS 3/4″-2″ THICK.
• CHIME BASE AND COVER,NAME PLATE BASE AND COVER,HARDWARE PACK AND INSTRUCTIONS