1. Rhagymadrodd a Throsoddview
The Alonefire SV127 is a compact, high-performance UV flashlight featuring a 395 nm UV LED. Designed for versatility, this mini blacklight is ideal for a wide range of professional and personal applications, including detection of fluorescent substances, inspection, and UV resin curing. Its durable aluminum alloy casing and convenient USB-C rechargeable design ensure reliability and ease of use.
This manual provides essential information on the safe operation, maintenance, and specifications of your Alonefire SV127 UV Flashlight. Please read it thoroughly before use.
2. Gwybodaeth Diogelwch
- Amddiffyn Llygaid: Never look directly into the UV light beam. UV radiation can be harmful to the eyes. It is recommended to wear UV protective eyewear during prolonged use.
- Amlygiad Croen: Avoid prolonged exposure of skin to UV light.
- Plant: Cadwch allan o gyrraedd plant. Nid tegan mo hwn.
- Arwynebau Adlewyrchol: Be aware that UV light can reflect off surfaces. Exercise caution to prevent accidental eye exposure from reflections.
- Gwrthiant Dŵr: The flashlight has an IPX5 water resistance rating, meaning it can withstand splashes and light rain. Do not immerse the flashlight in water.
- Gwres: The flashlight may become warm during extended operation. This is normal.
3. Cynnwys Pecyn
Gwiriwch y pecyn am yr eitemau canlynol:
- 1 x Alonefire SV127 UV Flashlight
- 1 x Lanyard (approximately 10 cm)
- 1 x USB-A to USB-C Charging Cable (approximately 48 cm)
- 2 x English User Manuals

Image 3.1: The Alonefire SV127 UV Flashlight shown alongside its included USB-C charging cable.
4. Gosod
Cyn ei ddefnyddio gyntaf, argymhellir gwefru'r fflachlamp yn llawn.
- Locate the USB-C charging port on the tail cap of the flashlight.
- Connect the provided USB-C cable to the flashlight and the USB-A end to a compatible USB power source (e.g., computer, wall adapter, power bank).
- The charging indicator light will illuminate red while charging.
- Once fully charged, the indicator light will turn green. Disconnect the cable.

Image 4.1: The flashlight connected for charging, illustrating the red (charging) and green (fully charged) indicator lights. Charging time is approximately 1 hour, providing about 1 hour of battery life.
5. Cyfarwyddiadau Gweithredu
The Alonefire SV127 UV Flashlight features a simple one-button operation:
- I droi ymlaen: Press the rubberized power button located on the tail cap.
- I'w Diffodd: Pwyswch y botwm pŵer eto.
The flashlight operates in a single UV light mode.

Image 5.1: The Alonefire SV127 UV Flashlight in operation, emitting its characteristic purple UV light.

Image 5.2: The compact size of the Alonefire SV127 UV Flashlight, shown resting in the palm of a hand.
6. Ceisiadau
The 395 nm UV wavelength of the Alonefire SV127 makes it suitable for various detection and inspection tasks:
- Canfod staen anifeiliaid anwes: Effectively reveals hidden pet urine stains, cat fungus, and other organic residues on carpets, furniture, and floors.
- Dilysrwydd Dilysrwydd: Ideal for checking banknotes, passports, and other official documents for security features that fluoresce under UV light.
- Adnabod Mwynau a Gemwaith: Helps in identifying certain minerals, amber, and gemstones that exhibit fluorescence.
- Canfod Plâu: Useful for locating scorpions, bed bugs, and other pests that glow under UV light.
- Cywasgu Resin: Can be used for curing UV-sensitive resins, glues, and coatings.
- Canfod Gollyngiadau: When used with fluorescent dyes, it can help detect leaks in HVAC systems, automotive fluids, and other industrial applications.
- Hygiene Inspection: Reveals unseen dirt, grime, and fluorescent agents on surfaces, aiding in cleanliness assessments.

Image 6.1: The Alonefire SV127 UV Flashlight being used to detect pet stains on a carpet, highlighting fluorescent areas.

Image 6.2: A visual representation of various applications for the UV flashlight, including pet fungus inspection, skin abnormality detection, fluorescent agent testing, jade identification, authenticity verification, and crop identification.
7. cynnal
- Glanhau: Sychwch gorff y fflachlamp gyda lliain meddal, damp brethyn. Peidiwch â defnyddio glanhawyr neu doddyddion sgraffiniol.
- Gofal Lens: Gently clean the lens with a lens cleaning cloth to maintain optimal light output.
- Storio: Storiwch y flashlight mewn lle oer, sych i ffwrdd o olau haul uniongyrchol a thymheredd eithafol.
- Batri: For optimal battery life, recharge the flashlight regularly, even if not in frequent use. Avoid fully discharging the battery for extended periods.
8. Datrys Problemau
| Problem | Achos Posibl | Ateb |
|---|---|---|
| Nid yw Flashlight yn troi ymlaen. | Mae batri wedi'i ddisbyddu. | Gwefrwch y flashlight gan ddefnyddio'r cebl USB-C a ddarperir. |
| Mae allbwn golau yn bylu. | Lefel batri isel. | Ail-wefrwch y flashlight. |
| Flashlight gets warm during use. | Gweithrediad arferol. | This is expected, especially during extended periods of use. If it becomes excessively hot, turn it off and allow it to cool. |
| Nid yw'r dangosydd gwefru yn goleuo. | Cable or power source issue; flashlight already fully charged. | Try a different USB-C cable or power source. Ensure the flashlight is not already fully charged (green indicator). |
9. manylebau
| Nodwedd | Manyleb |
|---|---|
| Brand | ALONEFIRE |
| Rhif Model | SV127 |
| Tonfedd UV | 395 nm |
| Grym | 3 Wat |
| Fflwcs goleuol | 300 Lumen |
| Math o Ffynhonnell Golau | LED |
| Hyd oes LED | 100,000 awr (tua) |
| Math Batri | 1 x Lithium-ion (included) |
| Gallu Batri | 500 mAh, 3.7V |
| Porthladd Codi Tâl | USB-C |
| Mewnbwn Codi Tâl | 5 Vdc - 1A |
| Amser Codi Tâl | Tua. 1 awr |
| Battery Life (per charge) | Tua. 1 awr |
| Deunydd | Aloi Alwminiwm |
| Lliw | Black (Violet light emission) |
| Dimensiynau | 17.8 mm (Diameter) x 77.5 mm (Length) |
| Pwysau | 40 gram |
| Gwrthiant Dŵr | IPX5 (Water-resistant, not submersible) |
10. Gwarant a Chefnogaeth
Gwybodaeth Gwarant: Specific warranty details for the Alonefire SV127 UV Flashlight are not available in the provided product information. Please refer to the retailer or manufacturer's websafle am unrhyw delerau ac amodau gwarant perthnasol.
Cefnogaeth i Gwsmeriaid: For technical assistance, troubleshooting beyond this manual, or inquiries regarding your product, please contact the seller or manufacturer directly through their official support channels. Keep your purchase receipt or order number handy for faster service.

