- Compatible with door thicknesses of 35 mm to 60 mm, making it suitable for wooden doors, security doors, and fire doors. - A sturdy and robust privacy cover significantly enhances your privacy. When installed, visitors cannot see inside your home through the viewer, providing you with maximum protection and security. - The lens adds an extra layer of security against break-ins and intrusions. - With a 200-degree viewing angle, you can easily identify visitors from behind a closed door. This feature allows you to see the entire frame of anyone standing outside, ensuring your safety. Use Scenarios: - Ideal for homes and apartments looking to fortify their entry points while maintaining privacy. - An excellent choice for offices wanting to control visibility for security purposes during working hours. - Perfect for families with children or pets, allowing safe identification of visitors without opening the door. Achieve peace of mind with this practical solution that combines functionality and security effectively.