Protect yourself in a traditional way from any unwanted threat by seeing the person outside the door before opening the door, EYE BERRY door eye. An all-round and clear view of your surroundings without opening the door. - Unique design, ultra-clear view and great finish Wide angle lens for all-round visibility. The outsider cannot hide anywhere. Easy to install over a wide range of door thickness up to 35 mm. Install eye berry Door eye also for your total safety and security. Product Features: Wide-angle: an ultra-clear view for all-round visibility. Lens: EYE BERRY use UltraClear lens so Outsider cannot hide anywhere.