Features [WiFi Connection] This WiFi peephole camera allows you to view visitors on your smartphone or tablet, features one way or two way intercom (with noise cancelling), snapshots, recordings, and more functions. The system function menu [1080P Camera and LCD Display] This smart peephole viewer adopts 1080P camera with 150° lens, can automatically switch day and night visual sensitivity (adjustable, distance about 2 meters); Featuring 4.3 inch TFT color LCD display, suitable for AHD images and videos. [Motion Detection] The PIR motion sensor can automatically detect human movement and trigger push messages and videos within seconds, stored on small memory card (not included) or phone, providing 24 hour surveillance to ensure your home safety. [Language Support and Storage Card] This peephole viewer supports English and Chinese languages (distributed network prompt voice). Supports up to 128GB small memory card (not included) for HD snapshots, video recording, and playback. [Long Standby Time] With 5000mAh battery capacity, this smart doorbell offers up to 30 days of standby time (3 to 5 calls per day) with convenient USB charging and low battery alerts. Ideal for homes, apartments, villas, hotels, offices, and more. Spec: Item Type: Video Peephole Doorbell Material: ABS Model: ED 300PD 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 (Built in) Wide Angle: 150° Features: Infrared Night Vision, Automatic Photo Taking, Monitoring Intercom, Motion Detection External Storage: Maximum Support 128G Memory Card (Without Memory Card) Support Door Thickness: Approx. 35-120mm / 1.38-4.72in Language: English Chinese Suitable Door Hole Diameter: Approx. 14-50mm / 0.55-1.97in Operating Environment Temperature: -20~55℃ How to Use: Follow the instructions manual.Smart door peephole settings: 1. Please hold down the reset button for a few seconds, then recognize the QR code on the mobile APP towards the doorbell, and follow the voice prompts to proceed. 2. The screen display speed may be related to the condition of the mobile network. 3. Please avoid using WiFi usernames at home that exceed 32 characters in length or contain special symbols or Chinese characters, as this may affect success. packing list: 1 x Display 1 x Peephole Camera (Memory Card Not Included) 1 x Mounting Bracket 8 x Installation Screws 2 x Washers 1 x Power Cable 2 x Instruction Manuals Package List 1 x Display 1 x Peephole Camera (Memory Card Not Included) 1 x Mounting Bracket 8 x Installation Screws 2 x Washers 1 x Power Cable 2 x Instruction Manuals