1. Uvod
The Alonefire SV98 is a compact, rechargeable ultraviolet (UV) flashlight designed for a variety of detection and curing applications. Featuring a high-quality 365nm UV LED, this portable device offers powerful illumination for identifying fluorescent substances not visible under normal light. Its robust aluminum alloy casing ensures durability and efficient heat dissipation, while the USB-C charging port provides convenient power management.

Image 1.1: The Alonefire SV98 UV flashlight, showcasing its compact design and the included USB-C charging cable.
2. Sigurnosne informacije
WARNING: Ultraviolet (UV) light can be harmful to eyes and skin. Always follow these safety guidelines:
- NE GLEDAJTE IZRAVNO U IZVOR UV SVJETLA. Izravna izloženost može uzrokovati oštećenje oka.
- Izbjegavajte dugotrajno izlaganje kože UV svjetlu.
- Čuvati izvan dohvata djece.
- Use in a well-ventilated area if using for resin curing.
- Do not immerse the flashlight in water, despite its IPX5 water resistance rating.

Image 2.1: Close-up of the flashlight head, highlighting the UV LED and the important safety warning.
3. Komponente proizvoda
The Alonefire SV98 UV Flashlight package includes the following items:
- Alonefire SV98 UV Flashlight (with built-in rechargeable battery)
- USB-C kabel za punjenje
- Lanyard (wrist strap)

Image 3.1: Contents of the Alonefire SV98 package, including the flashlight and USB-C cable.
4. Postavljanje i punjenje
4.1 Početna naplata
Before first use, fully charge the Alonefire SV98 UV Flashlight. The device comes with a built-in high-capacity rechargeable battery.
4.2 Postupak punjenja
- Locate the USB-C charging port on the flashlight (typically at the tail end, near the power button).
- Insert the provided USB-C cable into the flashlight's charging port.
- Connect the other end of the USB-C cable to a compatible USB power source (e.g., computer, wall adapter, power bank).
- Observe the charging indicator:
- Crveno svjetlo: Označava da se svjetiljka trenutno puni.
- Zeleno svjetlo: Označava da je baterija potpuno napunjena.
- Nakon što se potpuno napuni, odspojite USB-C kabel.

Image 4.1: The flashlight connected for USB-C charging, illustrating the charging indicator lights.
5. Upute za rad
5.1 Uključivanje/isključivanje
Press the power button (located at the tail end) to turn the flashlight on or off.
5.2 Prijave
The 365nm UV LED provides strong ultraviolet light suitable for various professional and household uses:
- Pet Stain and Urine Detection: Identify hidden pet urine stains on carpets, furniture, and floors that are invisible to the naked eye.
- Pet Ringworm Inspection: Assist in detecting fungal infections on pet skin.
- Valuta i provjera autentičnosti dokumenata: Provjerite sigurnosne značajke na novčanicama, putovnicama i drugim službenim dokumentima.
- Identifikacija minerala i dragog kamenja: Observe fluorescence in various minerals, amber, and jade.
- Detekcija škorpiona: Škorpioni fluoresciraju pod UV svjetlom, što ih čini lakšim za uočavanje u tamnim okruženjima.
- Stvrdnjavanje smole i ljepila: Ubrzajte proces stvrdnjavanja UV-osjetljivih smola i ljepila.
- Test fluorescentnog sredstva: Detect fluorescent agents in cosmetics, clothing, or other materials.
- Household Stain Detection: Locate hidden stains and dirt in bathrooms, kitchens, and other areas for thorough cleaning.

Image 5.1: Diverse applications of the UV flashlight, including pet health, material testing, and authentication.

Image 5.2: Demonstration of the flashlight's effectiveness in revealing hidden pet stains on a carpet.

Image 5.3: Using the UV flashlight to detect hidden stains in a household bathroom.

Image 5.4: Visual comparison demonstrating the superior performance of 365nm UV for mineral fluorescence.
6. Održavanje
6.1 Čišćenje
Obrišite tijelo svjetiljke mekom krpomamp tkanina. Nemojte koristiti abrazivna sredstva za čišćenje ili otapala.
6.2 Njega baterija
- Recharge the battery when the light output diminishes.
- If storing for an extended period, charge the battery to approximately 50% every 3-6 months to maintain battery health.
- Ne pokušavajte zamijeniti ugrađenu bateriju.
6.3 Otpornost na vodu
The Alonefire SV98 has an IPX5 water resistance rating, meaning it is protected against low-pressure water jets from any direction. It can be used in rainy conditions but should not be submerged in water.
7. Rješavanje problema
- Svjetiljka se ne pali:
- Ensure the battery is fully charged. Connect the flashlight to a USB-C power source and check the charging indicator.
- Provjerite je li gumb za napajanje čvrsto pritisnut.
- Svjetiljka se ne puni:
- Check if the USB-C cable is properly connected to both the flashlight and the power source.
- Try a different USB-C cable or power adapter to rule out faulty accessories.
- Provjerite je li izvor napajanja aktivan i osigurava li napajanje.
- UV light output is weak:
- Baterija je možda slaba. Napunite svjetiljku.
- Provjerite je li leća čista i bez prljavštine ili mrlja.
8. Specifikacije
| Značajka | Specifikacija |
|---|---|
| Marka | Usamljena vatra |
| Model | SV98 |
| UV LED Wavelength | 365 nm |
| Potrošnja energije | 3W |
| Snaga svjetla | 600 mW |
| Vrsta baterije | Built-in Lithium Ion (1 required, included) |
| Priključak za punjenje | USB-C |
| Materijal | Aluminijska legura |
| Vodootpornost | IPX5 (Protected against low-pressure water jets) |
| Dimenzije | 77mm (length) x 17mm (diameter) / 3.03in x 0.67in |
| Težina | 40g |

Image 8.1: Physical dimensions of the Alonefire SV98 UV flashlight for reference.
9. Jamstvo i podrška
Specific warranty information is not provided in the product details. For warranty claims or technical support, please refer to the retailer's return policy or contact Alonefire customer service directly through their official channels or the point of purchase.
Za dodatnu pomoć možete posjetiti Alonefire Brand Store.