uxcell Silver Tone Metal 200 Degree Angle Door Viewer Peephole w Cover Product Name : Door Viewer;Color : Silver Tone Material : Alloy;Viewing Angle : 200 Degree Mounting Hole Dimaeter : 16mm/ 0.63'';Total Size : 43 x 30mm/1.7'' x 1.2''(L*D) Fit Door Thickness : 35-55mm/ 1.4''-2.2'';Weight : 37g Packkage : 1 x Door Viewer