Description: HD 200 ° wide angle?Anti-peeping, anti-theft, dustproof. Deepen the bold thread for smoothness and durability. Adjustable length, suitable for door diameter of 16mm, suitable for door thickness of 35~55mm. Durable solid copper metal for easy installation, just drill a suitable diameter hole, insert the viewer into the hole, then screw the sides together and hand tighten. Suitable for home, hotel, apartment, etc. Specification: Material: pure copper Size: 44x30x25 mm / 1.73x1.18x0.98 inch Wide angle of view: 200 ° Suitable for door diameter: 16mm Package Includes: 1 Piece door viewer Note: Please allow slightly difference due to manual measurement
