1. សេចក្តីផ្តើម
Thank you for choosing the NATFIRE NE3 Wireless Otoscope Ear Cleaner. This high-precision tool is designed to provide a clear view of your ear canal, assisting in safe and effective ear wax removal. Please read this manual thoroughly before use to ensure proper operation and maintenance.
2. មាតិកាកញ្ចប់
ផ្ទៀងផ្ទាត់ថាធាតុទាំងអស់ដែលបានរាយខាងក្រោមត្រូវបានរួមបញ្ចូលនៅក្នុងកញ្ចប់របស់អ្នក៖
- NATFIRE NE3 Wireless Otoscope Ear Cleaner Device
- ខ្សែសាក USB
- Assorted Ear Spoon Heads (various types for different needs)
- សៀវភៅណែនាំអ្នកប្រើប្រាស់

រូបភាព ៤.១៖ លើសview of the NATFIRE NE3 Ear Cleaner and its included accessories.
២.១. លក្ខណៈសំខាន់ៗ
The NATFIRE NE3 is equipped with advanced features for a superior ear cleaning experience:
- High-Precision Camera: Integrated 1296P pixel camera for clear, detailed views of the ear canal.
- 6 អំពូល LED: ផ្តល់ ample illumination for optimal visibility inside the ear.
- ការតភ្ជាប់ឥតខ្សែ: Easy WiFi connection to your smartphone for real-time viewing.
- 3.6mm Lens Inner Diameter: Slim design for comfortable and safe insertion.
- Dust and Fog Proof (IPX5): Ensures clear vision and durability in various conditions.
- 3-Axis Smart Gyroscope: Maintains stable image orientation regardless of device angle.
- Blue-Ray Proof Lens: Protects against harmful blue light.
- Replaceable Ear Spoon Heads: Multiple types of ear spoons made from safety material, designed to prevent cross-infection and ensure comfortable use.

Figure 3.1: Advanced features including 3-Axis Smart Gyroscope and IPX5 rating.

Figure 3.2: Otoscope camera details including pixel resolution and lighting.

Figure 3.3: Wireless connectivity and optical specifications.
4. ការណែនាំអំពីការដំឡើង
Follow these steps to set up your NATFIRE NE3 Ear Cleaner:
- ទាញយកកម្មវិធី៖ Scan the QR code provided in the user manual or on the product packaging to download the "SL YLZ" app compatible with your Android or iOS device.
- ថាមពលនៅលើឧបករណ៍៖ Press and hold the power button on the otoscope for 2 seconds until the blue light flashes. This indicates the device is ready for connection.
- ភ្ជាប់ទៅ Wi-Fi៖ Go to your phone's Wi-Fi settings. Find and select the Wi-Fi network named "HNDEC-XXXXXX" (the X's will be unique to your device). No password is required.
- បើកកម្មវិធី៖ Once connected to the Wi-Fi, open the "SL YLZ" app. The device's power key will turn blue, indicating a successful connection. You can now view the live feed from the otoscope.

Figure 4.1: Visual guide for initial setup and app connection.
5. សេចក្តីណែនាំប្រតិបត្តិការ
Once the device is set up and connected to your phone, you can begin using it for ear inspection and cleaning:
- Attach an Ear Spoon: Select a suitable ear spoon head from the provided accessories and securely attach it to the tip of the otoscope. Ensure it is firmly in place to prevent accidental detachment during use.
- ទីតាំង៖ Gently insert the otoscope into your ear canal while observing the live feed on your smartphone. Adjust the angle slowly to get a clear view of the ear canal and any wax buildup.
- ការសម្អាត៖ Use the attached ear spoon to carefully and gently remove ear wax. Always move slowly and avoid pushing wax deeper into the ear canal. Do not insert the device too far.
- ការត្រួតពិនិត្យ៖ Continuously monitor the live video feed on your phone to guide your movements and ensure safe cleaning.
- ការបញ្ចប់៖ Once finished, gently remove the device from your ear.

Figure 5.1: Proper usage of the ear cleaner with real-time visual guidance.

Figure 5.2: Details on replaceable ear spoon heads for hygiene and safety.
6. ការថែទាំ និងថែទាំ
Proper care ensures the longevity and hygiene of your device:
- ការសម្អាត Lens៖ The lens is dust and fog proof (IPX5 rated). After each use, gently wipe the lens with a soft, dry cloth. For stubborn residue, a slightly damp cloth can be used, but ensure no liquid enters the device body.
- Cleaning Ear Spoon Heads: Detach the ear spoon heads and wash them with soap and water. Rinse thoroughly and allow them to air dry completely before storing or reusing.
- សាកថ្ម៖ Connect the device to a power source using the provided USB charging cable. The indicator light will show charging status. Ensure the device is fully charged before extended use.
- ការផ្ទុក៖ Store the device and accessories in a clean, dry place away from direct sunlight and extreme temperatures.

Figure 6.1: The device's lens is designed to be water, dust, and fog proof for easy cleaning.
7. ការដោះស្រាយបញ្ហា
If you encounter issues with your NATFIRE NE3, refer to the following common problems and solutions:
| បញ្ហា | មូលហេតុដែលអាចកើតមាន | ដំណោះស្រាយ |
|---|---|---|
| ឧបករណ៍មិនបើក | ថ្មទាប; ប៊ូតុងថាមពលមិនត្រូវបានចុចយូរគ្រប់គ្រាន់ទេ។ | សាកឧបករណ៍ពេញ។ ចុចឱ្យជាប់ប៊ូតុងថាមពលរយៈពេល 2 វិនាទី។ |
| មិនអាចភ្ជាប់ទៅ Wi-Fi បានទេ។ | Incorrect Wi-Fi selection; Device not powered on. | Ensure the device is on and the blue light is flashing. Select the correct "HNDEC-XXXXXX" network. Restart both device and phone. |
| Unclear image on app | Dirty lens; Poor Wi-Fi signal; Incorrect focal distance. | Clean the lens. Ensure stable Wi-Fi connection. Adjust the distance to the ear canal (optimal focal length 15-20mm). |
| App crashes or freezes | App version outdated; Phone system issues. | Update the app to the latest version. Restart your phone. |
៣.៣. លក្ខណៈបច្ចេកទេសផលិតផល
| ការបញ្ជាក់ | លម្អិត |
|---|---|
| គំរូ | NE3 |
| វិមាត្រផលិតផល | 0.5 x 0.5 x 5 អ៊ីញ |
| ទម្ងន់ | 1.5 អោន |
| Lens Inner Diameter | 3.6 ម។ |
| Viewនៅមុំ | 100° |
| ប្រវែងប្រសព្វ | 15-20 ម។ |
| អំពូល LED | 6 |
| ការវាយតម្លៃមិនជ្រាបទឹក។ | IPX5 (Dust and Fog Proof) |
| ក្រុមហ៊ុនផលិត | NETFIRE N3 |
| ប្រទេសដើម | ចិន |
9. ព័ត៌មានសុវត្ថិភាពសំខាន់ៗ
Please read and adhere to the following safety guidelines to prevent injury or damage to the device:
- This device is intended for personal ear inspection and cleaning. Do not use it for medical diagnosis or treatment.
- Always use the device gently and avoid inserting it too deeply into the ear canal to prevent injury to the eardrum.
- If you experience any pain, discomfort, or bleeding during use, stop immediately and consult a medical professional.
- Keep the device out of reach of children. Adult supervision is required if used by minors.
- Do not attempt to disassemble or modify the device. This will void the warranty and may cause damage or injury.
- ប្រើតែខ្សែសាក និងគ្រឿងបន្ថែមដែលបានផ្តល់ឱ្យប៉ុណ្ណោះ។
- សេចក្តីថ្លែងការណ៍ទាក់ទងនឹងអាហារបំប៉នមិនត្រូវបានគេវាយតម្លៃដោយ FDA និងមិនមានគោលបំណងធ្វើរោគវិនិច្ឆ័យ ព្យាបាល ព្យាបាល ឬការពារជំងឺ ឬស្ថានភាពសុខភាពណាមួយឡើយ។
10. ការធានា និងការគាំទ្រអតិថិជន
The NATFIRE NE3 Wireless Otoscope Ear Cleaner comes with a standard manufacturer's warranty. For detailed warranty information, please refer to the warranty card included in your package or visit our official webគេហទំព័រ។
If you have any questions, require technical assistance, or need to report an issue, please contact our customer support team. Contact details can be found on our official webគេហទំព័រ ឬនៅលើវេចខ្ចប់ផលិតផល។





