3.0 inch Digital Video DoorBell Phone Peephole Viewer, 0.3 Mega Pixels Camera, View Angle: 170 Degree, Support TF Card & Night V 1) 3.0 inch color TFT display 2) Peephole barrel: 12-30mm 3) Fits any door: 42-72mm or 60-90mm (thickness) 4) Sensor: 0.