Description Are you looking for a door watcher? If yes, look no further! Our door observers are your best choice. Made of mild and safe zinc alloy material, it is easy to install and provides a perfectly clear wide-angle field of view. A must-have safety accessory for home, office and more. Features - Material: Zinc Alloy, copper. - diameter: 26mm. - Made of sturdy zinc alloy and copper material, wear-resistant and easy to use, serving you for a long time. - This security door viewer is adjustable with a privacy cover that can be closed when not in use. - Insert the door viewer into the hole, then shorten the adjustable part and fix it for use. - The 200-degree wide-angle provides a clear vision, sees more clearly, and improves the anti-theft performance. - Suitable for all kinds of doors, such as wooden doors, iron doors, living room doors, hotel doors, etc. Made of sturdy zinc alloy and copper material, wear-resistant and easy to use, serving you for a long time. This security door viewer is adjustable with a privacy cover that can be closed when not in use. Insert the door viewer into the hole, then shorten the adjustable part and fix it for use. The 200-degree wide-angle provides a clear vision, sees more clearly, and improves the anti-theft performance. Suitable for all kinds of doors, such as wooden doors, iron doors, living room doors, hotel doors, etc.