1. Safety Notes
Please read and adhere to the following safety guidelines to ensure proper operation and longevity of your device:
- This product is a high-precision device; avoid dropping or impacting it.
- Keep the camera away from strong magnetic objects (e.g., magnets, motors) and strong radio waves to prevent product failure or damage to images and sound.
- Do not place the camera in high temperatures or direct sunlight.
- Always use a brand-name Micro SD card. Generic cards may not guarantee normal operation.
- Do not store the Micro SD card in or near strong magnetic fields to prevent data loss.
- If the device overheats, smokes, or emits an unusual smell during charging, immediately disconnect the power to prevent fire hazards.
- Keep the product out of reach of children, especially during charging, as the power cable may pose a suffocation or shock risk.
- Store the product in a cool, dry place, free from dust.
2. Product Overview
2.1. Foreword
The ZRGAE 4K UHD Mini Sports Cam is a high-end HD camera designed to meet diverse recording needs. It offers powerful functions for capturing HD videos, photos, slow motion, and voice recordings. With its changeable battery and waterproof capabilities (with case), it is an excellent choice for outdoor sports photography, home security monitoring, and general waterproof photography, allowing you to record your life anytime, anywhere.
2.2. Key Features
- Waterproof Functionality: Use with the waterproof housing for water sports, submersible up to 30 meters.
- Versatile Shooting Modes: Supports normal, auto, burst, and timer modes.
- High-Resolution Video: Max 5K@30fps, also supports 4K, 2.7K, 1080P, and 720P resolutions.
- Wide-Angle Lens: 170° wide-angle for expansive shots.
- Low Power Consumption: Efficient design for extended use.
- Display: Ultra HD 2.0-inch IPS screen with a 1.44-inch display for live view and playback.
- Changeable Battery: Easy to replace, prolonging service life.
- Charging While Recording: Convenient for continuous operation.
- HD Video Output: For connecting to external displays.
- Memory Card Support: Supports up to 128GB Micro SD cards.
- Video Format: H.264.
2.3. Product Diagram
Familiarize yourself with the camera's components and indicators.

Figure 2.3.1: ZRGAE 4K UHD Mini Sports Cam and included accessories.
Front and Rear Views

Figure 2.3.2: Front view of the camera, highlighting the lens.

Figure 2.3.3: Rear view of the camera with the display screen.
- Lens: Main camera lens.
- Blue Light: Flashes when Wi-Fi is turned on.
- Red Light: Stays on during charging and turns off when fully charged.
Side Views

Figure 2.3.4: Side view with control buttons and speaker.
- UP / Microphone: Used for navigation and audio input.
- Down / Wi-Fi / Change Screen: Used for navigation, Wi-Fi control, and screen switching.
- Speaker: For audio output.

Figure 2.3.5: Side view with ports for connectivity and storage.
- Micro SD: Memory card slot.
- Type-C: USB Type-C port for charging and data transfer.
- HD OUT: HDMI-compatible output port.
Top and Bottom Views

Figure 2.3.6: Top view with control buttons.
- Mode / Power: Button to switch modes and power on/off.
- OK / Menu: Button to confirm selections and access the menu.

Figure 2.3.7: Bottom view showing the battery compartment.
- Battery: Battery compartment.
2.4. Waterproof Case Diagram
When using the camera for water activities, ensure it is securely placed within the waterproof case.

Figure 2.4.1: Waterproof case with labeled buttons and indicators.
- OK Button: For confirming actions.
- ON / OFF / Mode Button: For power and mode selection.
- Blue Light: Flashes when Wi-Fi is active.
- Red Light: Indicates charging (on) or fully charged (off).
2.5. Main Screen Interface
The main screen provides essential information during operation.

Figure 2.5.1: Main screen displaying video mode, battery status, sound recording indicator, and video resolution.
- Video Mode: Current recording mode.
- Battery: Battery level indicator.
- Sound Recording: Indicates if audio is being recorded.
- Video Resolution: Current video resolution setting (e.g., 4K60).
2.6. Function Menu Interface
Access various settings and playback options through the function menu.

Figure 2.6.1: Playback and setting interface.
- Playback: Review recorded videos and photos.
- Video Setup: Adjust video recording settings.
- Photo Setup: Adjust photo capture settings.

Figure 2.6.2: Video settings menu.
- Video Resolution: Select desired video quality.
- Voice Record: Enable or disable audio recording.
- EV: Exposure Value adjustment.
- More: Access additional settings.
3. Setup
3.1. Inserting the Micro SD Card
Ensure the camera is powered off before inserting or removing the Micro SD card.
- Locate the Micro SD card slot on the side of the camera.
- Gently insert a formatted, brand-name Micro SD card (up to 128GB) into the slot until it clicks into place.
- To remove, push the card in slightly until it springs out.
3.2. Installing and Removing the Battery
- Pull down the cover to open the battery compartment.
- Align the battery according to the positive and negative symbols and arrows marked inside the compartment.
- Insert the battery until it is securely in place.
- To remove, open the battery cover and gently pull the battery out.
3.3. Mounting the Camera
The camera comes with various accessories for flexible mounting options.

Figure 3.3.1: Overview of packaging accessories.

Figure 3.3.2: Assembly diagram for different mounting configurations.
- Helmet Mount: Attach the camera to a helmet using the provided helmet pedestal and curved base. This is ideal for capturing first-person views during activities like motorcycling or skiing.
- Bike Mount: Use the bike bracket to secure the camera to bicycle handlebars for cycling footage.
- Magnetic Lanyard: For hands-free recording, attach the magnetic lanyard to the camera and wear it around your neck. The magnetic design allows for quick attachment and removal.
- Magnetic Attachment: The camera can be magnetically attached to metal surfaces for unique static shots.
4. Operating Instructions
4.1. Battery Charging
- Connect the camera to a computer or a power adapter using the USB cable.
- The camera can be charged while recording.
- Charging is also possible when the camera is powered off. A full charge takes approximately 1.5 hours.
4.2. Power On/Off
- To power on or off the camera, long-press the Mode key for 3-5 seconds.
4.3. Wi-Fi On/Off
- To turn on Wi-Fi, short-press the Down key. Wi-Fi information will appear on the screen.
- To turn off Wi-Fi, short-press the Down key again after Wi-Fi is active.
4.4. Mode Conversion
- Upon powering on, the camera automatically enters video mode.
- Short-press the Mode button to switch between video and photo modes.
- In either video or photo mode, long-press the OK button to enter the respective settings menu.
4.5. Video Recording and Settings
- Switch the camera to video mode.
- Short-press the OK button to start recording. Press OK again to stop.
- To access video settings, long-press the OK button in video mode. Alternatively, in recording mode, press the Mode key twice, select "Recording Settings," and press OK. For touch screen models, tap the gear icon in the lower right corner.
4.6. Photo Capture and Settings
- Switch the camera to photo mode.
- Short-press the OK button to take a photo.
- To access photo settings, long-press the OK button in photo mode.
4.7. Playback and Deleting Media
- Switch the camera to playback mode.
- Short-press the OK button to play back the selected video or photo. Use the Up/Down keys to navigate through files.
- To delete a file, long-press the OK button in playback mode. Alternatively, press the Down button to select the "Delete" icon, then use Mode and Up/Down buttons to select the file, and finally long-press OK to confirm deletion.
4.8. Changing Screen Display
- Long-press the Down button to change the screen display.
4.9. Wi-Fi Installation and Use (iSmart DV2 App)
Before using the Wi-Fi function, download and install the "iSmart DV2" application on your smartphone.
- App Download: Search for "iSmart DV2" in the App Store (iOS) or Google Play Store (Android).
- Connect Wi-Fi:
- Short-press the Down button on the camera to turn on Wi-Fi. The camera screen will display Wi-Fi information.
- On your phone, open Wi-Fi settings, search for the network named "sport-cameras," and connect. The default password is
1234567890. - Open the "iSmart DV2" app. Through the app, you can preview live footage, remotely control video and photo capture, and manage files (playback, download, delete, share).
- App Compatibility: The app requires Android 4.1 or above, or iOS 7 or above.
- QR Code Installation: Scan the "iSmart DV2" APP QR code (Figure 4.9.1) and follow the prompts to complete the installation.

Figure 4.9.1: iSmart DV2 App QR Code.
5. Maintenance
5.1. Data Storage and Transfer
- To transfer videos and photos to a computer, remove the Micro SD card from the camera.
- Insert the Micro SD card into a card reader and connect it to your computer.
- Copy the files from the card to your computer.
5.2. Cleaning and Storage
- Use a soft, dry cloth to clean the camera body and lens. Avoid abrasive materials or harsh chemicals.
- Ensure the camera is dry before storing, especially after use with the waterproof case.
- Store the camera in a cool, dry, and dust-free environment.
6. Troubleshooting
- Camera not turning on: Ensure the battery is correctly installed and charged. Long-press the Mode/Power button for 3-5 seconds.
- Recording issues (e.g., freezing, corrupted files): Ensure you are using a high-quality, brand-name Micro SD card (up to 128GB) and that it is formatted correctly. Avoid strong magnetic fields.
- Wi-Fi connection problems: Make sure Wi-Fi is enabled on the camera (blue light flashing). Check your phone's Wi-Fi settings to ensure it's connected to the "sport-cameras" network with the correct password (1234567890). Ensure the iSmart DV2 app is updated to the latest version.
- Overheating during charging: Immediately disconnect the power. This could indicate a faulty charger or battery. Refer to safety notes.
- Poor image/video quality: Check lens for smudges or dirt. Ensure adequate lighting. Verify video resolution settings.
7. Specifications

Figure 7.1: Detailed product parameters.
| Feature | Description |
|---|---|
| LCD | 2.0 inch IPS HD screen + 1.44 inch screen |
| Color | Black |
| Wi-Fi | Support |
| Lens | 170° wide angle lens |
| Image Resolution | 48MP/24MP/20MP/16MP/14MP/10MP/8MP/5MP |
| Video Resolution | 5K (5120*2880) 30fps 4K (3840*2160) 60/30fps 2.7K (2688*1520) 60/30fps 1080P (1920*1080) 120/60/30fps 720P (1280*720) 240/120/60/30fps |
| Memory Card Support | Micro SD card, maximum 128GB |
| Data Connections | USB 2.0 / HDMI / Wi-Fi |
| Battery | 1350mAh polymer lithium battery |
| Charging Time | About 1.5 hours |
| EIS (Electronic Image Stabilization) | Support (4K30/2.7K30/1080P60/1080P30) |
| Dimensions | 66 * 33 * 43.8 mm |
| Weight | 83g |
| Supporting Language | English, Simplified Chinese, German, Spanish, French, Italian, Japanese, Korean, Portuguese, Russian, Thai, Traditional Chinese |
| Application | Extreme Sports, Outdoor Sports, Cycling, Diving, Driving Records, etc. |
| Operating Temperature | -25°C ~ +75°C |
| Built-in Mic | Yes |
| NightShot Function | Yes |
Note: Specifications are subject to change without prior notice. Please refer to the actual product for the most accurate information.
8. User Tips
- Optimal Storage: Always use a high-quality, brand-name Micro SD card (up to 128GB) and format it regularly for best performance and to prevent data corruption.
- Versatile Mounting: Take advantage of the magnetic lanyard for quick, hands-free recording during daily commutes or light activities. For more dynamic scenarios like cycling or helmet-mounted sports, utilize the included mounts for secure attachment.
- Screenless Advantage: The screenless design is not only for power saving but also for distraction-free recording, especially useful during activities that require full attention. Use the iSmart DV2 app for live preview and detailed settings.
- Easy File Management: For efficient video transfer, remove the SD card and use a card reader to copy files to your computer. The iSmart DV2 app also allows for direct download of files to your smartphone.
9. Frequently Asked Questions (FAQ)
- Q: Does this camera have Wi-Fi connectivity?
- A: Yes, the camera supports Wi-Fi connectivity. You can turn it on/off using the Down button and connect to it via the "iSmart DV2" app on your smartphone.
- Q: How do I transfer videos from the camera?
- A: You can transfer videos in two ways: 1) Remove the Micro SD card and use a card reader to copy files to your computer. 2) Use the "iSmart DV2" app on your smartphone to connect via Wi-Fi and download videos directly to your phone.
10. Warranty and Support
For detailed warranty information and customer support, please refer to the official user manual PDF provided by the manufacturer. You can access the PDF version of the user manual here.
If you encounter any issues not covered in this manual, please contact the seller or manufacturer's customer service for assistance.
11. FCC Warning
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
The device has been evaluated to meet general RF exposure requirements. The device can be used in portable exposure conditions without restriction.