Features 1、Multifunctional: This wireless video doorbell intercom system has one way or two ways intercom with noise cancellation, you can also view visitors, video calls, snapshots, recordings and more. 2、1080P Camera: This smart WiFi video doorbell features a 1080P camera with a 120° wide angle that automatically switches between day and night vision sensitivity, giving you a clear view of the outside of your door. 3、4.3 Inch IPS LCD Display: This 1080P WiFi video doorbell with monitor features a 4.3 inch IPS colour LCD display that clearly shows visitors and the outside of the door, and is suitable for AHD images and videos. 4、PIR Motion Sensor: This wireless doorbell camera features a PIR motion sensor that automatically detects human movement and triggers push messages and videos within seconds, keeping your home safe 24 hours a day. 5、Built In 5000mAh Large Capacity Battery: This wiFi video doorbell had built in 5000mAh large capacity battery which supports 30 days standby time (usually 3‑5 calls per day), with low battery alert and USB (Type C) port for more convenient charging. Specification Item Type: Smart Visual 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 Li Ion Battery (Included) Wide Angle: 120 Degrees Features: Infrared Night Vision, Auto Photo Taking, Monitoring Intercom, Motion Detection External Storage: Supports up to 128G memory card (Not Included) Support Door Thickness: Approx. 35-120mm / 1.38-4.72in Language: English, Chinese Suitable Door Hole Diameter: Approx. 14-30mm / 0.55-1.18in Operating Temperature: -20-55℃ Package List 1 x Display Monitor1 x Peephole1 x Mounting Bracket8 x Installation Screws2 x Gaskets1 x Power Cord2 x Manuals