Visionneuse de Porte Judas pour Porte D'entrée Sécurité Grand Angle de 220 Degrés avec Cache de Protection de Haute Résistance(Bronze)

General description Made of high-quality copper with a plating process, this door viewer is corrosion-resistant, solid, and durable. It features a high-tech optical glass lens that provides a clearer vision and a 220-degree viewing angle, ensuring safety when identifying visitors behind a locked door. The lens helps protect your home from burglary and home invasion. Technical specifications Material: High-quality copper Lens: High-tech optical glass Viewing angle: 220 degrees Back cover thickness: 1.5mm Suitable door thickness: 36mm-60mm Tube diameter: approximately 22mm Installation Drill a hole 22mm-25mm in diameter Insert the viewer into the hole Screw the two sides together and tighten by hand (no tools required) Usage This door viewer is suitable for various types of doors, including wooden doors, iron doors, and bedroom doors, providing a secure way to see who is outside without opening the door.