Robustline Door Viewer, Brass Plated, 180 Degree

A sturdy and heavy duty viewer cover increases your safety. After cover the cover, visitors outside cannot see through the viewer into your home, providing protection for your safety. Precise thread casting, easy to install, the length can be adjusted properly, anti twisting, anti-skid and anti-pry, protect your home from burglary and home invasion.

• The lens will secure your home against burglary, intrusions, and home invasion
• 180-degree viewing angle provides the security of identifying visitors from behind a locked door
• Easy to install, replace your door viewer in 5 minutes with no tools required
• Suitable for door thickness: 35mm-50mm, suitable for wood, fiberglass, or metal doors