This is a 200 degree door viewer that installs into any door for easy viewing. Push-button door chime alerts to notify you of presence at entry door. Can be installed on sheet metal panels as thin as 1/16 inch thick and on doors up to 2-1/8 inch thick. Adequate light will required to make objects on the outside of the door plainly viewable.
This apartment doorbell and viewer has a brass constructed face. It features a 200-degree viewer with a non-electric operating doorbell. It comes complete with fasteners for a quick and easy installation.