TOGU Solid Brass UL Listed Door Viewer 220-Degree View with Privacy Cover, 10 Sets | 28mm (1.1") Top Diameter, Fits 35-55mm Doors

• HD Optical Glass Lens Offers 220-Degree Crystal Clear Panoramic View-The HD optical glass lens provides a 220-degree sharp and crystal clear panoramic view. It covers the area from the porch ceiling to the doormat, extending to both sides of the doorway across the street.You can spot packages without opening the door and easily see anyone present outside from head to toe. There is no blind spot where a person might lurk, offering you and your family top-level safeguard and security.
• Heavy Duty Privacy Cover Provides Top Privacy and Security-With the cover in place, no one from outside can see through the viewer into your home even with the reverse peephole. No light will beam through the hole to disturb you anymore with this nice touch. You can open and close the heavy duty back cover flexibly and smoothly. It allows you to identify visitors from a locked door, offering the highest level of privacy for your protection and safety.
• Hassle-free Installation-It is a breeze to install this door viewer with detailed instruction. Suitable for 1-3/8" to 2-1/6" thick doors, simply drill a small pilot hole as straight as possible, then continue to drill a 9/16" diameter hole on both sides. Insert the viewer into the hole, then screw the two portions together and tighten with the slot on the back. Good Snug fit with wide flanges on both sides to cover drilling flaws.
• Built to Last Construction-Constructed from durable solid brass, the door viewer gives a lifetime of durability. It comes in multiple finishes with sleek contemporary design to match your existing hardware and decor, blending in perfectly with various doors. A must safety complement for home, office, hotel and anywhere you need to view who is outside your door before opening.
• Remarkable Lifetime Warranty and Customer Service-We always stand behind our products with top standards of quality. TOGU lifetime warranty and superior customer service that always puts you first. If you are not satisfied with the purchase, we guarantee you a 100% refund or a replacement. We never stop improving our products and service to meet your complete needs.

• Prepare the Door — Drill a pilot hole as straight as possible. Then, drill a 14mm (9/16") diameter hole through the door. Ensure the hole is straight for proper alignment of the viewer.
• Insert and Secure Viewer — Insert the TOGU door viewer cylinder into the drilled hole. Screw the two portions of the viewer together from both sides of the door until they are snug and secure.
• Tighten and Test — Tighten the viewer using the slot on the back. The wide flanges on both sides will cover the drilling flaws. Test the 220-degree view and the privacy cover's smooth operation.

Typical situations where TOGU Solid Brass UL Listed Door Viewer 220-Degree View with Privacy Cover helps — illustrative scenarios, not customer reviews.