1. Introduction
Thank you for choosing the Codnida 5.5" LCD Baby Monitor Camera. This device is designed to provide a secure and reliable way to monitor your baby, offering high-definition video, two-way audio, and various smart features to ensure peace of mind. Please read this manual thoroughly before use to ensure proper operation and to maximize the lifespan of your product.
2. Important Safety Information
Please keep this manual for future reference. Failure to follow these safety instructions could result in fire, electric shock, or other injury or damage.
- Strangulation Hazard: Keep the camera and monitor cords out of reach of children (at least 3 feet / 1 meter away). Never place the camera or cords within the crib or playpen.
- Electric Shock Hazard: Do not expose the product to rain or moisture. Do not open the casing of the product. There are no user-serviceable parts inside.
- Overheating: Do not place the product in direct sunlight or near heat sources. Ensure adequate ventilation around the camera and monitor.
- Interference: Keep the product away from other electronic devices that may cause interference, such as microwaves or Wi-Fi routers.
- Battery Safety: The monitor contains a rechargeable lithium-ion battery. Do not disassemble, crush, or expose the battery to extreme temperatures. Dispose of batteries properly according to local regulations.
- Placement: Place the camera on a flat, stable surface or mount it securely to a wall, ensuring a clear view of the baby.
3. Package Contents
Carefully unpack the box and ensure all items listed below are present and in good condition. If any items are missing or damaged, please contact customer support.
- 5.5" LCD Baby Monitor (Parent Unit)
- 2K 3MP Baby Camera (Baby Unit)
- Power Adapter for Monitor
- Power Adapter for Camera
- USB Charging Cables (2)
- Wall Mounting Kit (Screws and Anchors)
- User Manual

4. Product Overview
4.1 Parent Unit (Monitor)
The parent unit features a 5.5-inch LCD screen for clear viewing of your baby. It includes control buttons for navigation, volume, zoom, and two-way audio. The built-in rechargeable battery allows for portable use.
- 5.5" LCD Display
- Power/Menu Button
- Navigation Buttons (Up/Down/Left/Right/OK)
- Volume Control
- Zoom Button
- Two-Way Audio Button
- Microphone and Speaker
- Antenna
- Charging Port
4.2 Baby Unit (Camera)
The baby unit is equipped with a 2K 3MP HD camera, infrared LEDs for night vision, and a microphone and speaker for two-way audio. It also features pan, tilt, and zoom (PTZ) capabilities for comprehensive room coverage.
- 2K 3MP HD Camera Lens
- Infrared LEDs (for Night Vision)
- Microphone and Speaker
- Temperature/Humidity Sensor
- Pairing Button
- Power Port
- Mounting Hole

5. Setup
5.1 Initial Charging
Before first use, fully charge the parent unit for approximately 8 hours. Connect the power adapter to the parent unit and a power outlet. The charging indicator will show the charging status.

5.2 Camera Placement
Place the baby unit (camera) in a location that provides a clear view of your baby, but always keep it at least 3 feet (1 meter) away from the crib or playpen to avoid strangulation hazards from the power cord. You can place it on a flat surface or mount it to a wall using the provided kit.
5.3 Powering On
- Connect the power adapter to the baby unit (camera) and a power outlet. The camera will power on automatically.
- Press and hold the Power button on the parent unit (monitor) for a few seconds to turn it on.
- The parent unit and baby unit are pre-paired at the factory. If they do not connect automatically, refer to the "Pairing Camera and Monitor" section.
5.4 Pairing Camera and Monitor
If the monitor displays "No Signal" or you wish to add another camera (sold separately), follow these steps:
- On the parent unit, press the Menu button.
- Navigate to the "Camera" or "Add Camera" option and select it.
- Select an empty camera channel (e.g., CAM 2, CAM 3).
- The monitor will display a message to press the pairing button on the camera.
- Within 10 seconds, press the Pairing button on the back or bottom of the baby unit (camera).
- Once paired, the image from the camera will appear on the monitor.
5.5 App Installation and Connection (Optional)
The Codnida baby monitor also supports connection via the "Tuya" application for remote monitoring. This feature requires a Wi-Fi connection.
- Download the "Tuya Smart" or "Smart Life" app from your smartphone's app store (iOS App Store or Google Play Store).
- Register for a new account or log in if you already have one.
- Follow the in-app instructions to add a new device. Select "Security & Video Surveillance" and then "Smart Camera (Wi-Fi)".
- Ensure your camera is powered on and in pairing mode (usually indicated by a flashing light).
- Connect your phone to a 2.4GHz Wi-Fi network.
- Scan the QR code displayed on your phone with the baby unit camera, or follow alternative pairing methods if prompted.
- Once connected, you can view the live feed, control PTZ, and access other features via the app.
6. Operation
6.1 Basic Monitoring
Once the camera and monitor are connected, the live video feed of your baby's room will be displayed on the 5.5" LCD screen.

6.2 VOX Mode (Voice Operated Exchange)
VOX mode is an energy-saving feature. When enabled, the monitor screen will turn off to conserve battery. It will automatically activate and display the video feed when a sound (like crying) is detected in the baby's room.
- To activate/deactivate VOX mode: Press the Menu button, navigate to "VOX" or "Sound Activation", and select your desired sensitivity level (Low, Medium, High) or turn it off.

6.3 Two-Way Audio
Communicate with your baby remotely using the two-way audio feature.
- Press and hold the Talk button (microphone icon) on the parent unit to speak. Release the button to hear your baby.

6.4 Pan, Tilt, and Zoom (PTZ)
Control the camera's viewing angle and zoom level directly from the parent unit.
- Use the Navigation buttons (Up/Down/Left/Right) to pan and tilt the camera.
- Press the Zoom button (magnifying glass icon) to zoom in (up to 4X digital zoom). Press again to zoom out.

6.5 Night Vision
The camera automatically switches to infrared night vision in low-light conditions, providing a clear black-and-white image of your baby.

6.6 Lullabies
Soothe your baby with built-in lullabies played directly from the baby unit.
- To play lullabies: Press the Menu button, navigate to "Lullabies", and select a melody or play all.
6.7 Temperature and Humidity Monitoring
The baby unit includes sensors to monitor the room's temperature and humidity, displayed on the parent unit screen. You can set alerts for out-of-range conditions.

6.8 Feeding Reminder
Set reminders for feeding times to help maintain your baby's schedule.
- To set a feeding reminder: Press the Menu button, navigate to "Feeding Reminder", and set the desired interval.

7. Maintenance
7.1 Cleaning
To keep your baby monitor clean and functioning properly:
- Disconnect both units from power before cleaning.
- Wipe the surfaces of the camera and monitor with a soft, dry, lint-free cloth.
- Do not use cleaning sprays or liquid cleaners directly on the units.
- For stubborn marks, lightly dampen the cloth with water and wipe gently, then dry immediately.
- Do not use abrasive cleaners or solvents.
7.2 Storage
If you do not plan to use the baby monitor for an extended period:
- Fully charge the parent unit before storing.
- Store the units in a cool, dry place, away from direct sunlight and extreme temperatures.
- Keep all components, including cables and adapters, neatly organized to prevent damage.
8. Troubleshooting
If you encounter issues with your Codnida baby monitor, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No signal on monitor / Screen is black |
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| Poor image quality / Blurry image |
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| No sound or distorted sound |
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| Battery not holding charge |
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9. Specifications
| Feature | Detail |
|---|---|
| Model Number | MWM553+MWZ553C |
| Display Size | 5.5 inches LCD |
| Camera Resolution | 2K 3MP (1296p recording, 1440 effective video resolution) |
| Night Vision Range | Up to 5 meters |
| PTZ Control | Pan (350°), Tilt (90°), 4X Digital Zoom |
| Connectivity Technology | Wireless (Wi-Fi for App) |
| Two-Way Audio | Yes |
| VOX Mode | Yes |
| Temperature/Humidity Sensor | Yes |
| Lullabies | Yes |
| Feeding Reminder | Yes |
| Power Input | 5 Volts, 3.8 Watts |
| Material | Plastic |
| Dimensions (L x W x H) | 10 x 5 x 10 cm (approximate) |
| Weight | 850 grams (approximate) |
| Battery Type | Lithium-ion |
10. Warranty and Support
10.1 Warranty Information
The Codnida 5.5" LCD Baby Monitor Camera comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. It does not cover damage caused by misuse, accidents, unauthorized repairs, or normal wear and tear.
Additionally, a 30-day return policy is offered. Please refer to your retailer's return policy for specific details.
10.2 Customer Support
If you have any questions, concerns, or require technical assistance with your Codnida baby monitor, please contact our customer support team. For Amazon purchases, you can typically reach support by navigating to "Your account - Choose your order - Ask us your question" on the Amazon platform.
Please have your model number (MWM553+MWZ553C) and purchase date ready when contacting support to expedite the process.
11. Official Product Videos
No official product videos from the seller were found in the provided product data. For visual demonstrations or additional information, please refer to the product page or contact Codnida customer support.
