?HQS-802 3.5" Color TFT Display 120-Degree 32GB SD Card Electronic Peephole Viewer Cat Eye Doorbell fits for any door whose thickness is 39-100mm. Adopting advanced technology£¬ it promises high performance and security. Its difference from ordinary doorbells lies in the large capacity of TF card. With 0.3MP and 3X digital lens zoom£¬ this peephole displays as clear pictures as possible. Additionally£¬ powered by AA batteries£¬ it is durable for quite a long time. Installing such a powerful peephole on the door£¬ you will get much convenience and safety. Do not hesitate anymore!                                    Features            Made of superior material£¬ it is durable in use0.3MP and 3X digital lens zoom ensure clear and legible pictures3.5" TFT display screen with ultra-slim design£¬ nice and luxuriousImage brightness£¬ color and volume can be adjustedInstallation is simple and convenient£¬ users can install by themselvesHelp you to get the outside condition before you open the doorNo radiation£¬ low consumption and high resolutionIt provides an extra security and convenience for you and your familySupport 32GB micro-SD cardClear night vision can capture images in low-illumination environment                                                            Specifications            Screen    3.5 inch TFT LCD    <br>Peephole Barrel(Diameter)    14-35mm    <br>The Thickness of the Door    39-100mm    <br>Memory    Support 32G Micro-SD Card (Not included)    <br>Sensor    300£¬000 Pixels    <br>Zoom    3X Digital Zoom    <br>View Angle    120¡ã    <br>Infrared LED    3pcs IR LEDs    <br>Indoor Unit Dimenisons    (4.72 x 3.74 x 0.59)" / (12 x 9.5 x 1.5)cm (L x W x H)    <br>Weight    11.64 oz / 330 g    <br>Model    HQS-802    <br>                                                            Package Includes            1 x Electronic Doorbell1 x Manual1 x Indoor Unit1 x Mounting Accessories