Product Features 200° wide-angle lens covers every corner in front of the door; see who’s standing at your door Simple and effective protection against unwanted guests High-quality glass lens
For entrance doors homes and apartments.;Drilling Diameter: 14 mm;Field of vision: Approx 200 Degree Door Thickness mm 36-105.;simple assembly.;Solid brass construction with Shutter Stopper.;Comes with 3 extensions. Product Features
