Feature: Suitable for door thickness: 60mm-90mm, suitable for wood, fiberglass or metal door. Easy to install, replace the door peephole within 5 minutes with no tools required. The lens will secure your home from burglary, burglary, and home invasion. 220 degree viewing angle ensures the safety of visitor identification from behind closed doors, You can easily see the whole area from the top of your head to the feet of someone standing outside. A robust, durable browser shield enhances your privacy. With the lid in place, visitors outside can't see through a viewer in your home, offering the highest level of privacy for your protection and safety! Specification: Color: Silver, Gold, Bronze, Material: ABS Plastic, Suitable for Opening: Diameter 16mm Suitable for Door Thickness: 60mm-90mm Grade: 220 Note: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may contain chromatic aberration as different placement of photos. Package Included: 1 x Door Peephole