1. Introduction
Thank you for choosing the KERUI Light Bulb Security Camera. This device is designed to provide comprehensive surveillance for your home or office with easy installation and advanced features. It offers 2K HD video, 2.4G WiFi connectivity, motion detection, two-way audio, and color night vision, all controllable via a mobile application.
2. What's in the Box
- 2 x Light Bulb Cameras
- 2 x Light Bulb Camera Sockets (E27)
- 1 x Instruction Manual
3. Setup Instructions
3.1 Physical Installation
The KERUI Light Bulb Security Camera is designed for simple installation. Screw the camera into any standard E27 light bulb socket. Ensure the socket is powered on after installation.

Image: Easy installation by screwing the camera into a standard E27 socket.
3.2 App Download and Connection
- Download the official KERUI security camera application from your mobile device's app store (iOS or Android).
- Ensure your mobile device's Wi-Fi and Bluetooth are enabled.
- Open the application and create an account or log in.
- Click on "Add Device" within the app. The app will search for nearby devices.
- Select the detected camera and follow the on-screen prompts to connect it to your 2.4GHz Wi-Fi network. Note: This camera only supports 2.4GHz Wi-Fi.
- Once connected, you can name your camera and begin monitoring.
Video: This video demonstrates the process of setting up the light bulb camera, including physical installation and app connection steps.
4. Operating Instructions
4.1 Live View and Pan/Tilt Control
From the app's main interface, select your camera to access the live view. Use the on-screen controls to pan the camera 355° horizontally and tilt 90° vertically, providing a comprehensive view of the monitored area.

Image: The camera offers 355° horizontal and 90° vertical rotation for full coverage.
4.2 Motion Detection and Alerts
The camera features advanced motion detection and human detection capabilities. When motion or a human figure is detected, the camera can automatically track the movement, trigger a loud alarm, and send real-time alerts to your mobile device. You can customize alert settings within the app.

Image: Human detection and auto-tracking provide real-time notifications on your phone.

Image: Real-time alarm functionality to deter intruders.
4.3 Two-Way Audio
Utilize the built-in microphone and speaker for two-way communication. This allows you to speak with visitors, delivery personnel, or family members directly through the camera via the app.

Image: Two-way audio allows communication through the camera.
4.4 Night Vision
The camera provides clear 2K HD video resolution and supports both color and infrared night vision, ensuring visibility up to 33 feet in various lighting conditions, including complete darkness.

Image: 2K HD and full-color night vision for clear surveillance.
4.5 Storage Options
The camera supports both local storage via an SD card (not included) and cloud storage. Cloud storage requires a subscription for full functionality, allowing you to review recorded footage anytime.

Image: Support for SD card and cloud storage for uninterrupted recording and playback.
4.6 Multi-User Sharing
Share access to your camera's live feed and recordings with family and friends through the app, allowing multiple users to monitor the property simultaneously.

Image: View your camera feed on multiple devices.
5. Specifications
| Model Number | YZDP003 |
| Video Capture Resolution | 2K |
| Connectivity Protocol | Wi-Fi (2.4G only) |
| Power Source | Corded Electric |
| Mounting Type | Wall Mount (E27 Socket) |
| Pan/Tilt Range | 355° Horizontal, 90° Vertical |
| Night Vision Range | 33 feet |
| Compatible Devices | iOS, Smartphone |
| Material | Plastic |
| Item Dimensions (L x W x H) | 1 x 1 x 1 inches |
| Item Weight | 14.4 ounces |
| Indoor/Outdoor Usage | Indoor (suitable for covered outdoor areas) |
6. Troubleshooting
- Camera not connecting to Wi-Fi: Ensure your Wi-Fi network is 2.4GHz. The camera does not support 5GHz networks. Check your Wi-Fi password and signal strength.
- Frequent disconnections: Verify that the camera is within range of your Wi-Fi router and that there are no significant obstructions.
- No recorded footage: If using an SD card, ensure it is properly inserted and formatted. For cloud storage, confirm your subscription is active.
- Alerts not received: Check your app notification settings and ensure they are enabled for the camera.
- Poor video quality: Ensure your internet connection is stable. Adjust video quality settings within the app if necessary.
7. Warranty and Support
For warranty information and technical support, please refer to the contact details provided with your purchase or visit the official KERUI website. Keep your purchase receipt for warranty claims.