Are you afraid of potential danger before you open the door when the doorbell rings? Have you ever thought of installing a peephole on the door? If so, you can take this HQS-807 2.8″ TFT Display 3X Digital Lens Zoom Electronic Peephole Viewer Cat Eye Doorbell back home. With 0.3MP and 3X digital lens zoom, this peephole displays as clear pictures as possible. High technology has adopted, so it is able to call the police automatically if it is destroyed. Moreover, powered by AAA batteries, it is durable for quite a long time. If you are interested in this item, please make a contact with us quickly! FEATURES Hands free video door phone Powered by AAA batteries, durable and economical 2.8″ TFT display screen with ultra-slim design, nice and luxurious Image brightness, color and volume can be adjusted Installation is simple and convenient, users can install by themselves 0.3MP and 3X digital lens zoom ensure clear and legible pictures Help you to get the outside condition before you open the door Made of superior metal, it is durable in use No radiation, low consumption and high resolution It provides an extra security and convenience for you and your family When destroyed, it will call the police automatically Specifications Screen 2.8 inch TFT Display Peephole Barrel(Diameter) 18mm The Thickness of the Door 35-105mm Resolution 300,000 Pixels Lens Zoom 3X Digital Zoom Power by 3pcs AAA Batteries (Not Included) Indoor Unit Dimenisons (4.29 x 3.77 x 0.71)” / (10.9 x 9.6 x 1.8)cm (L x W x H) Weight 7.47 oz / 212 g Model HQS-807 Package Includes 1 x Electronic Doorbell 2 x Manual 1 x Indoor Unit 2 x Peephole Barrels