Features HD LCD Display: This digital door viewer is equipped with a 3.97 inch HD LCD display, which will provide a clear and detailed view of the images. High Resolution: With a resolution of 1080P and 2MP pixels, this peephole camera offers crisp and high definition images, allowing you to see every detail with clarity. Infrared Night Vision: Featuring high power infrared fill light, this doorbell camera ensures clear visibility even in complete darkness. You can see who is at your door at any time, day or night. 130 Degree Viewing: This visual doorbell allows you to have a comprehensive view from head to toe, easy to see delivery personnel and know where they place your packages. Multi Functional: This video door viewer features smart motion detection, automatic photo and video recording, automatic storage, video playback, focus distance adjustment and more, enhanced security and usability. Specification: Item Type: Video Door Viewer Material: ABS Screen Size: 3.97 Inch Screen Resolution: 480 x 800 Camera Resolution: 1080P; Internal Storage: 720P Camera Pixel: 2MP Wide Viewing Angle: 135° Infrared Light: 2 Pieces Storage Method: Micro Storage Card (Supports Memory Cards of More Than 8G, Recommended 16G 32G) (Not Included) Supporting Languages: English, Chinese, Russian, French, Italian, German, Japanese, Korean, Czech, Turkish, Arabic Applicable Door Hole: Approx. 15-30mm/0.6-1.2in Applicable Door Thickness: Approx. 35-80mm/1.4-3.1in Battery Type: 3.7-4.2V 1400mAh Lithium Ion Battery (Built in) Charging Interface: Type C Package List:1 x Indoor Unit1 x Peephole Camera (Memory Card Not Included)1 x USB Cable1 x Installation Hanging Plate6 x Screw1 x English Instructions Package List 1 x Indoor Unit 1 x Peephole Camera (Memory Card Not Included) 1 x USB Cable 1 x Installation Hanging Plate 6 x Screw 1 x English Instructions