- Material: Durable ABS construction ensures long-lasting performance and reliability. - Compatible with door thickness of 60mm to 90mm, designed specifically for fiberglass and metal doors for a perfect fit. - Enhance your home security by easily replacing your traditional door viewer with this advanced model. The lens is designed to deter burglary and protect against intruders. - Provides a wide-angle degree vision, allowing you to clearly identify visitors through a locked door. You will have a complete view of anyone standing outside, from head to toe, ensuring peace of mind before opening the door. Use Scenarios: 1. Ideal for homeowners wanting to improve their security measures with a high-quality door viewer that fits fiberglass or metal doors. 2. Perfect for apartment dwellers looking to enhance visibility and safety by easily installing this viewer on their entry doors. 3. A great solution for businesses needing to securely identify clients or delivery personnel before granting access. With its robust material and user-friendly design, this door viewer stands out as a practical addition to your security system, offering both functionality and peace of mind.