Description: High quality material, durable and never fade. Safer with the cover, visitors outside cannot see through the viewer into your home. 200 degree viewing angle provides the security of identifying visitors from behind a locked door. Adjustable length, easy and convenient to install. Suitable for 35mm-60mm thickness door, wooden doors, security doors, fire doors, ect. Specification: Material: Pure Copper Viewing Angle: 200 Degree Size: 52x38x39mm Diameter: 28mm Package Includes: 1 Piece Door Viewer Note: Since the size above is measured by hand, the size of the actual item could be slightly different from the size above. Due to the lighting effects, monitor settings, etc. There could be some slight difference in the color tone of the pictures and the actual item
