Features 1、Smart Digital Peephole Viewer: The doorbell camera wirelessly connects to your WiFi router, allowing monitoring via handheld devices like smartphones and tablets. Features noise reduction, one way or two way intercom, visitor viewing, video calls, snapshots, and recording, all controlled through the mobile app instead of a traditional indoor display screen. Widely used in homes, apartments, villas, hotels, offices, and more. 2、PIR Detection and HD Recording: With a 1080P camera and a 120° wide angle lens, this smart peephole offers automatic day night sensitivity adjustment, a 4.3 inch IPS color LCD screen for AHD images and videos. Motion detection feature triggering push notifications and video recording within seconds via PIR motion sensors, providing round the clock security for your home. 3、Language Support and Storage Card: Supports English and Chinese languages with voice prompts. After downloading the app, choose your preferred language based on your country. Compatible with up to 128GB memory cards(without) for HD snapshots, video recordings, and playback. 4、User Sharing Support: Convenient setup by holding the reset button, scanning the QR code on the app with the doorbell, and following voice prompts. Avoid using WiFi usernames over 32 characters with special symbols or Chinese characters, as this may affect connectivity. 5、Easy Installation and Long Standby Time: Enjoy 30 days of standby time (3 to 5 calls per day) with the 5000mAh high capacity battery. Receive low battery alerts and charge conveniently via the USB (Type C) port for hassle free use. Specification Item Type: Smart Video Doorbell Material: ABS Operating System: for LiteOS Lens Pixel: 1080P Screen Size: 4.3 inch IPS LCD Screen APP: Support for Android, for IOS Battery Capacity: 5000mAh Lithium Battery (Shipped with Built in Battery) Wide Angle: 120 degrees Support: Infrared Night Vision, Automatic Photo Taking, Monitoring Intercom, Motion Detection External Storage: Supports Up to 128G Memory Card (Memory Card Not Included) Support Door Thickness: Approx. 35 to 120mm / 1.38 to 4.72in Language: English, Chinese Suitable Door Hole Diameter: Approx. 14 to 30mm / 0.55 to 1.18in Operating Environment Temperature: -20 to 55℃ Package List 1 x Display 1 x Peephole 1 x Mounting Bracket 8 x Mounting Screws 2 x Washers 1 x Power Cord 2 x Manuals