optical peephole. magnetic alarm. magnetic alarm. Large lens door viewer Our anti-theft door cat eye lens can protect your home from invasion and theft. Once the cover is closed, visitors outside will not be able to see your home, providing you with the highest level of privacy protection and security.door peephole Spyhole Door Viewer . door peephole camera surveillance. door peephole. door viewer. quality Strictly quality checks in each section during manufacturing. If you have any questions about our product, please contact us. We will be very happy to answer questions and solve problems for you. connected peephole. door peephole. High-quality materials Our anti-theft door cat eyes are exquisitely processed and made of pure copper + optical glass, which is of good quality and can be used with confidence. Door hardware and latches. door viewer. ApplicationOur anti-theft door cat eye is suitable for 35mm-60mm thick doors, suitable for doors, wooden doors, iron doors and bedroom doors.digital peephole peephole. connected peephole.door viewer.door viewer.Easy to installOur anti-theft door peephole is easy to install, and the door observer can be replaced within 5 minutes without tools.door peephole Specification: Condition: 100% Brand New Color: Brushed Chrome/Green Bronze/Red Bronze/Gold (optional) Material: Pure Copper + Optical Glass Suitable for opening: diameter 28mm Suitable for door thickness: 35mm-60mm Size: as shown Package includes: 1 x peephole