3 5inch LCD Screen Digital Doorbell, Visible Viewer, Visual Doorbell Digital Door Eye Viewer for Home Security System, Visible Viewer, 3 5inch LCD Screen Digital DoorbellDigital Viewer Door Video V

DescriptionUse the existing door without breaking the door structure without the need of drilling , no wiring and installation can be used . The product is equipped with intelligent operating system and user friendly design . It is easy for old and babies to use , to keep your family security . Specification : Condition : for 100 % Brand NewResolution : 480 x 320Power Supply : 4 * AAA batteries (Not Included)LCD Screen : 3 . 5"Door Hole Range : 14 28mmDoor Thickness : 40 100mmIndoor Device Size : Approx . 12 x 6 . 2 x 1 . 8cm / 4 . 7 x 2 . 4 x 0 . 7"Outdoor Diameter : Approx . 3 . 2cm / 1 . 3"Package Weight : 196gPackage Included : 1 x Outdoor Unit1 x Indoor Unit1 x Screws Set1 x User ManualNote : Please note that the new type and old type of this product will be sent randomly , and make sure you will not mind before ordering . This product does not have a doorbell dialogue function , it is only used for viewing the situation outside the door .

• 3 . 5 inch display , see the image of visitors clearly
• Low consumption and high resolution . It provides an extra security and convenience for you and your family . Visible peephole unseen model SF520A 3 . 5 inches
• Wide?angle lens : see everything outside at a 120 degree view
• Easy to use : short press to turn on , longer press to turn off
• 24 hours monitoring with high definition color image sensor