The Yale YY45 01680 is a digital LCD door spy hole, offering an 8.12 cm (3.2 inch) display for clear viewing. This product enhances security by allowing residents to see visitors without opening the door. It is typically used in residential settings to improve safety and convenience. https://elecena.pl/product/28675297/yale-yy45-01680-digital-lcd-door-spyhole-3-2-inch-clear-picture-display 2025-05-13 https://elecena.pl/product/28675297/yale-yy45-01680-digital-lcd-door-spyhole-3-2-inch-clear-picture-display 2026-07-20