Feature:1. WIFI video doorbell, can remotely wake up the device through APP, and can remotely view the real‑time video of the door and the video data on the memory card.2. WiFi smart door viewer doorbell, support for Tuya, can realize intelligent linkage with other devices support for Tuya. Installed on the doorhole location.3. 4.3 inch TFT HD monitor, support PIR human body sensing, support motion detection. After triggering motion detection, it can automatically record and take pictures.4. Integrated doorbell and monitor, has a video doorbell function, so you can see the visitors outside the door, clearly display the facial features of tourists.5. The information push will send to mobile phone via the network to remind users to make video calls with visitors, or to watch real‑time video, or achieve remotely devices alarm.Specification:Item Type: Video DoorbellMaterial: Zinc Alloy +ABS PlasticLCD Resolution: 480 x 272Power Supply: 5000mAh Lithium Ion Battery (Built-In)Standby Time: Normal Use (3-5 Times A Day) about 30 Days Standby TimeLower Power Remind: APP Prompts in Real Time, When The Power is Less Than 5%, The Device Will Prompt Low Power, And The APP Cannot Connect to the Device When The Power is too Low.Camera: HD 1 MP, Resolution 1280 x 720Video Format: H.264Picture Format: JPGDisplay: 4.3-Inch TFT High-Definition Color LCD ScreenMemory Card: Maximum Support 64GB (Not Included)Applicable Door Thickness: Approx. 35mm-130mm/1.4-5.1in(Please Measure the Door Thickness Before Purchasing)Applicable Door Hole Diameter: Approx. 15mm-60mm/0.6-2.4inViewing Angle: 150 Degrees, Using 1MP Orthodontic CameraPackage List:1 x Indoor Monitor1 x Outdoor Door Camera1 x USB Cable1 x Installation Kit1 x Hanging Plate1 x User ManualNote:Please measure the door thickness before purchasing.