1. Introduction
This manual provides essential information for the proper use and maintenance of your WiMiUS Q4 4K Action Camera. Please read it thoroughly before operating the device to ensure optimal performance and longevity. Keep this manual for future reference.
Safety Precautions
- Do not expose the camera to extreme temperatures or direct sunlight for extended periods.
- Avoid dropping or subjecting the camera to strong impacts.
- Keep the camera away from strong magnetic fields.
- Ensure the waterproof case is properly sealed before submerging the camera in water.
- Use only approved accessories and chargers.
2. Product Overview
Camera Components
Familiarize yourself with the main components of your WiMiUS Q4 Action Camera:

- Lens: Captures video and photo footage.
- Power/Mode Button: Powers the camera on/off and switches between modes.
- Shutter/OK Button: Starts/stops recording, takes photos, or confirms selections.
- Up/Down Buttons: Navigates menu options.
- Main LCD Screen (2.0 inches): Displays live view, playback, and menu interface.
- Status Screen (0.66 inches): Shows current mode, battery status, and recording time.
- Micro USB Port: For charging and data transfer.
- Micro HDMI Port: For connecting to an external display.
- MicroSD Card Slot: For memory card insertion.
Included Accessories
Your camera comes with a comprehensive kit of accessories:

- Waterproof Case (up to 40M)
- Rechargeable Li-ion Batteries (x2)
- USB Cable
- Various Mounts and Adapters (e.g., helmet mount, bicycle mount)
- Adhesive Pads
- Cleaning Cloth
- Bands and Straps
3. Setup
3.1 Battery Installation and Charging
- Open the battery compartment cover on the bottom of the camera.
- Insert a fully charged Li-ion battery, ensuring the correct orientation.
- Close the battery compartment cover securely.
- To charge, connect the camera to a USB power source (e.g., computer, USB wall adapter) using the provided USB cable. The charging indicator light will illuminate.
- Charging typically takes 2-3 hours. The indicator light will turn off or change color when fully charged.

3.2 MicroSD Card Installation
A MicroSD card (not included) is required for recording. The camera supports up to 64GB Class 10 or UHS-I MicroSD cards.
- Locate the MicroSD card slot on the side of the camera.
- Insert the MicroSD card with the gold contacts facing the back of the camera until it clicks into place.
- To remove, gently push the card in until it springs out.
- It is recommended to format the MicroSD card in the camera before first use and periodically thereafter to ensure stable recording.
3.3 Waterproof Case Usage
The waterproof case allows the camera to be used up to 40 meters underwater.
- Ensure the camera is dry before placing it inside the waterproof case.
- Close the case firmly, ensuring the rubber seal is clean and free of debris.
- Perform a dry test by submerging the empty case in water for a few minutes to check for leaks before inserting the camera.
3.4 Mounting Accessories
Utilize the various mounts and adapters to attach your camera to helmets, bicycles, or other surfaces. Refer to the accessory diagram for specific attachment methods.
4. Operating Instructions
4.1 Powering On/Off
- Power On: Press and hold the Power/Mode button for 3-5 seconds.
- Power Off: Press and hold the Power/Mode button for 3-5 seconds.
4.2 Mode Selection
Press the Power/Mode button repeatedly to cycle through the main modes:
- Video Recording Mode: Indicated by a video camera icon.
- Photo Mode: Indicated by a camera icon.
- Playback Mode: Indicated by a play icon.
- Settings Menu: Indicated by a gear icon.
4.3 Video Recording
- Switch to Video Recording Mode.
- Press the Shutter/OK button to start recording. A red indicator light will flash, and the recording time will appear on the screen.
- Press the Shutter/OK button again to stop recording.
Video Settings (via Settings Menu)
- Resolution: Select from 4K 30fps, 2.7K 30fps, 1080p 60/30fps, 720p 120/60/30fps.
- Loop Recording: Set to 2min, 3min, 5min, or Off. When enabled, the camera will continuously record, overwriting the oldest files when the memory card is full.
- Time-Lapse Video: Set intervals (0.5s, 1s, 5s, 10s, 30s, 60s) or Off. The camera will capture frames at set intervals and compile them into a video.
- Slow Motion: Available at 1080p/60fps and 720p/120fps.
4.4 Taking Photos
- Switch to Photo Mode.
- Press the Shutter/OK button to take a photo.
Photo Settings (via Settings Menu)
- Resolution: Up to 16 Megapixels.
- Photo Burst: Capture multiple photos in quick succession (e.g., 3P/1S, 5P/1S, 10P/1S).
4.5 WiFi Connection and App Usage
The camera features Wi-Fi connectivity for remote control via a smartphone app.
- Enable Wi-Fi on the camera via the Settings Menu. The Wi-Fi name (SSID) and password will be displayed.
- Download the compatible WiMiUS app from your smartphone's app store (e.g., App Store for iOS, Google Play for Android).
- On your smartphone, connect to the camera's Wi-Fi network using the provided password.
- Open the WiMiUS app to control the camera, view live footage, and transfer files.
4.6 Menu Navigation and General Settings
Access the Settings Menu by cycling through modes. Use the Up/Down buttons to navigate and the Shutter/OK button to select.
- Language: Select your preferred language (French is available).
- Date/Time: Set the correct date and time. Note: The date/time setting may reset to 2016/09/01 00:00:00 when batteries are changed. This is a known behavior; reset manually after each battery change.
- Vehicle Mode: (OUI/NON - Yes/No) This mode typically enables automatic recording when the camera detects power, useful for dashcam functionality.
- Format Card: Erases all data on the MicroSD card.
- Factory Reset: Restores all settings to their default values.
5. Maintenance
5.1 Cleaning the Camera and Lens
- Use a soft, lint-free cloth to clean the camera body.
- For the lens, use a specialized lens cleaning cloth or pen to avoid scratches. Do not use abrasive materials.
- Ensure the camera is off and dry before cleaning.
5.2 Waterproof Case Care
- After each use in water, rinse the waterproof case with fresh water and allow it to air dry.
- Inspect the rubber seal for any dirt, sand, or damage. Clean or replace if necessary to maintain waterproofing.
5.3 Battery Care
- Store batteries in a cool, dry place when not in use.
- Do not expose batteries to high temperatures or direct flame.
- If storing for extended periods, charge batteries to approximately 50% capacity.
5.4 Storage
When not in use, store the camera and accessories in a protective case to prevent damage from dust and impacts.
6. Troubleshooting
This section addresses common issues you might encounter with your WiMiUS Q4 camera.
| Problem | Possible Cause | Solution |
|---|---|---|
| Camera does not power on. | Low or depleted battery. | Charge the battery fully. Ensure battery is correctly inserted. |
| Cannot record video/take photos. | No MicroSD card, card full, or card error. | Insert a MicroSD card. Delete old files or replace card. Format the card in the camera. |
| Date/Time resets after battery change. | Standard behavior for this model. | Manually reset the date and time in the settings menu after each battery change. |
| Poor image quality in low light. | Limitations of the camera sensor in low light conditions. | Ensure adequate lighting. Adjust exposure settings if available. |
| Sound is muffled in waterproof case. | Waterproof case seals the microphone. | This is normal. For better audio, use the camera without the waterproof case in dry conditions. |
| Wi-Fi connection issues. | Incorrect password, app issues, or signal interference. | Verify Wi-Fi password. Restart camera and smartphone. Ensure app is updated. Try resetting camera Wi-Fi settings. |
| Accessories breaking easily. | Material quality or improper use. | Handle accessories with care. Consider purchasing higher quality third-party mounts if needed for demanding activities. |
General Troubleshooting Steps
- Restart the Camera: Power off and then on again.
- Check MicroSD Card: Ensure it's correctly inserted and formatted. Try a different card if issues persist.
- Factory Reset: If problems continue, perform a factory reset via the settings menu. Note that this will erase all custom settings.
7. Specifications
Key technical specifications for the WiMiUS Q4 Action Camera:
- Brand: WiMiUS
- Model: Q4
- Effective Still Resolution: 16 Megapixels
- Video Resolution: 4K (30fps), 2.7K (30fps), 1080p (60/30fps), 720p (120/60/30fps)
- Screen Size: 2.0 inches (main LCD), 0.66 inches (status screen)
- Connectivity Technology: Wi-Fi
- Waterproof Depth: Up to 40 meters (with waterproof case)
- Image Stabilization: No
- Sensor Technology: CMOS
- Lens Type: Wide angle
- Color: Gold (Note: Product title indicates 'Noir' (Black), but specifications list 'or' (Gold). This manual refers to the Q4 model generally.)
- Storage: Supports MicroSD cards up to 64GB (Class 10 or UHS-I recommended)
8. Warranty and Support
For warranty information and customer support, please refer to the documentation provided at the time of purchase or contact your retailer. Specific details regarding warranty duration and terms are typically included with your product packaging.
Software updates and spare parts availability information are not provided in the product specifications. Please check the manufacturer's official website or contact customer service for the most current information.





