1. Pengenalan
This manual provides detailed instructions for the safe and effective use of your Alonefire SV118 80W 365nm UV LED Flashlight. Please read this manual thoroughly before operation and retain it for future reference.

Image: The Alonefire SV118 UV LED Flashlight, showcasing its design and accompanying accessories like the USB-C cable and UV protection glasses.
2. Kandungan Pakej
Selepas membuka pakej, sila sahkan bahawa semua item berikut disertakan:
- Alonefire SV118 UV LED Flashlight
- 4 x BRC18650 2000mAh 3.7V Rechargeable Lithium-ion Batteries
- 1 x Kabel Pengecasan USB-C
- 1 x Pair of UV Protection Glasses (Class 400)
- 1 x Lanyard

Image: All components included in the Alonefire SV118 package: the flashlight, USB-C cable, and UV protection glasses.
3. Maklumat Keselamatan
Untuk memastikan operasi yang selamat dan mengelakkan kecederaan atau kerosakan, sila patuhi langkah berjaga-jaga berikut:
- Bahaya Sinaran UV: Direct exposure to UV light can be harmful to eyes and skin. Always wear the provided UV protection glasses when operating the flashlight. Avoid pointing the light directly at people or animals.
- Keselamatan Bateri: Use only the specified rechargeable batteries. Do not mix old and new batteries, or different types of batteries. Do not expose batteries to fire or extreme temperatures.
- Amaran Panas: The flashlight may become warm during prolonged use, especially at maximum power. Avoid touching the head of the flashlight when hot.
- Tahan Air: Peranti ini tidak kalis air. Elakkan pendedahan kepada air atau kelembapan yang tinggi.
- Kanak-kanak: Jauhkan daripada kanak-kanak.
4. Persediaan
4.1 Pemasangan Bateri
- Tanggalkan penutup ekor lampu suluh.
- Insert the four BRC18650 rechargeable batteries according to the polarity markings (+/-) inside the battery compartment. Ensure correct orientation.
- Skru penutup ekor kembali dengan selamat.
4.2 Caj Permulaan
It is recommended to fully charge the batteries before first use. Refer to the "Charging" section for instructions.
5. Arahan Operasi
The Alonefire SV118 features multiple brightness modes and a strobe function.
- Kuasa Hidup/Mati dan Pelarasan Kecerahan:
- Press the "ON/OFF" button once to turn on the flashlight at maximum power.
- Press the button again to cycle through brightness modes: Medium, Low.
- Press the button a final time to turn off the flashlight.
- Fungsi Strob:
- From any mode (on or off), press and hold the "ON/OFF" button for 3 seconds to activate the slow strobe mode.
- Press and hold the button again for 3 seconds to activate the fast strobe mode.
- A short press will return to the previous mode or turn off the flashlight.
- Paparan Kuasa Digital: The integrated LCD screen displays the current power level, allowing you to monitor battery status accurately.

Image: A hand holding the Alonefire SV118 UV LED Flashlight, demonstrating its ergonomic design and size.
6. Mengecas
The Alonefire SV118 features a convenient USB-C charging port.
- Locate the USB-C charging port on the flashlight handle.
- Connect the provided USB-C cable to the flashlight and plug the other end into a compatible USB power source (e.g., wall adapter, computer, power bank).
- The digital display will indicate the charging status. A red indicator light signifies charging, and the light turns off when fully charged.
- Pengecasan biasanya mengambil masa 5-6 jam untuk cas penuh.
- It is not necessary to remove the batteries for charging.

Image: The Alonefire SV118 flashlight connected via its USB-C port for charging, with indicators showing charging status and estimated charging time.
7. Aplikasi
The 365nm UV LED flashlight is suitable for a wide range of professional and domestic applications due to its pure UV output and filtering capabilities.
- Resin Curing: Accelerates the curing process of UV-sensitive resins.
- Pengesanan Noda Haiwan Kesayangan: Reveals hidden pet urine and other organic stains on carpets, furniture, and other surfaces.
- Mineral and Gemstone Identification: Helps identify fluorescent minerals, amber, and other gemstones.
- Pengesahan Ketulenan: Useful for checking currency, passports, and other documents with UV security features.
- Pengesanan Scorpion: Scorpions fluoresce under 365nm UV light, making them easier to spot.
- Pengesanan Kebocoran: Can be used with UV dyes to detect leaks in HVAC, automotive, and plumbing systems.
- Fluorescent Agent Test: Detects fluorescent agents in cosmetics, textiles, and other products.
- Pet Fungal Inspection: Aids in identifying certain fungal infections on pets.

Image: A collage illustrating various applications of the UV flashlight, including pet fungus inspection, skin abnormality detection, fluorescent agent testing, jade identification, authenticity verification, and crop identification.

Image: A comparison showing a carpet before and after being illuminated by the UV flashlight, highlighting hidden pet stains.
8. Penyelenggaraan
- Pembersihan: Lap badan lampu suluh dengan lembut, damp kain. Jangan gunakan pembersih atau pelarut yang melelas.
- Penjagaan Lensa: Gently clean the UV filter lens with a lens cleaning cloth to maintain optimal light output.
- Penyimpanan Bateri: If storing the flashlight for an extended period, remove the batteries to prevent leakage. Store batteries in a cool, dry place.
- Pelinciran: Sapukan gris silikon pada O-ring dan ulir secara berkala untuk mengekalkan kalis air dan operasi yang lancar.
9. Penyelesaian masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Lampu suluh tidak menyala. |
|
|
| Light output is weak. |
|
|
| Flashlight gets excessively hot. |
|
|
10. Spesifikasi
| Ciri | Perincian |
|---|---|
| Jenama | SENDIRIAN |
| Nombor Model | SV118 |
| Jenis Sumber Cahaya | UV LED (8pcs 4-core 365nm LEDs) |
| Penggunaan Kuasa | Sehingga 80W |
| Fluks Bercahaya | 9500 miliwatt |
| Jenis Bateri | 4 x BRC18650 Lithium-ion (included) |
| Port Pengecasan | USB-C |
| Masa Mengecas | lebih kurang 5-6 jam |
| Battery Life (Max Power) | Approx. 20 minutes (as per user review, actual may vary) |
| Casing Bahan | Aloi Aluminium Berkualiti Tinggi |
| Ciri Khas | UV Filter Black Lens, Digital LCD Power Display |
| Berat Barang | 630 gram |
| Tahap Ketahanan Air | Bukan kalis air |
| Negara Asal | China |

Image: A visual comparison demonstrating the difference between 365nm and 395nm UV light, highlighting the superior clarity and penetration of 365nm for fluorescence detection.
11. Waranti dan Sokongan
For warranty information or technical support, please contact Alonefire customer service through the retailer where the product was purchased. Please have your model number (SV118) and purchase date available when contacting support.
Note: Information regarding spare parts availability and software updates is not provided by the manufacturer.