1. Introduction
Thank you for choosing the Alonefire SV94 3W UV LED Blacklight. This compact and powerful device utilizes a 395nm ultraviolet LED to reveal hidden stains, authenticate documents, and assist in various detection tasks. Its durable aluminum alloy construction and convenient USB-C charging make it an essential tool for both professional and home use.

Image: The Alonefire SV94 3W UV LED Blacklight, showcasing its compact design and powerful UV light source.
2. Safety Information
- Do not look directly into the UV light. Prolonged exposure can cause eye damage.
- Keep out of reach of children.
- Avoid direct skin exposure for extended periods.
- Do not disassemble the device. Refer to qualified personnel for repairs.
- Ensure the charging port is dry before connecting the USB-C cable.
3. Product Features
- High-Quality 395nm UV LED: Utilizes a professional-grade 395nm UV LED as its light source, offering up to 3W power consumption and 600mW luminous power for effective detection.
- Durable Aluminum Alloy Body: Constructed from high-quality aluminum alloy, significantly improving heat dissipation, reliability, and overall durability.
- USB Type-C Rechargeable: Equipped with a convenient USB-C charging port, allowing for easy and reversible plug insertion. A charging indicator provides real-time status, ensuring a safe charging process. Features a built-in rechargeable battery.
- IPX5 Waterproof Level: Designed to withstand splashes and rain, making it suitable for outdoor use. Note: Do not immerse in water.
- Powerful Multi-functional Applications: Capable of revealing stains and liquids invisible to the naked eye. Ideal for detecting counterfeit documents, verifying currency, inspecting amber and gemstones, and identifying pet urine and other stains.

Image: Close-up of the Alonefire SV94's full metal case, highlighting its robust aluminum alloy construction.
4. Setup
4.1. Initial Charge
Before first use, fully charge the Alonefire SV94 UV LED Blacklight. Connect the provided USB-C cable to the charging port on the device and plug the other end into a compatible USB power source (e.g., computer, wall adapter). The charging indicator will show the charging status.

Image: The Alonefire SV94 UV Blacklight connected to a laptop via its USB-C charging cable.
4.2. Power On/Off
To turn the device on or off, press the power button located on the body of the blacklight. The UV light will illuminate when turned on.
5. Operating Instructions
The Alonefire SV94 UV LED Blacklight has a wide range of applications. For best results, use the blacklight in a dimly lit or dark environment.
5.1. Money and Document Verification
Shine the UV light over banknotes, passports, or other security documents. Genuine items often have fluorescent security threads, watermarks, or fibers that glow under UV light, helping to detect counterfeits.
Video: Demonstrating the use of a 395nm UV light to reveal security features on various banknotes and fluorescent minerals.
5.2. Pet Urine and Stain Detection
Direct the UV light onto carpets, upholstery, or other surfaces to locate hidden pet urine stains, which often fluoresce under ultraviolet light. This helps in thorough cleaning.

Image: The UV blacklight revealing pet urine stains on a carpet, making them visible for cleaning.
Video: Various applications of a UV light, including pet urine detection on carpets, scorpion spotting, and curing UV resin.
5.3. Resin Curing
The 395nm UV light can be used to cure UV-sensitive resins for crafts, jewelry making, or small repairs. Ensure proper ventilation and follow resin manufacturer's instructions.
Video: Showcasing the functions and uses of a 395nm UV flashlight, including pet urine detection, money verification, and resin curing.
5.4. Mineral and Gemstone Inspection
Certain minerals and gemstones exhibit fluorescence under UV light. Use the blacklight to identify and inspect these materials.

Image: A collage of items fluorescing under UV light, including various currencies, gemstones, and pet-related stains.
Video: Demonstrating the application of a 395nm UV light for mineral detection, showing various rocks fluorescing.
5.5. Scorpion and Insect Detection
Many species of scorpions and some insects glow brightly under UV light, making them easier to spot in dark environments.
5.6. Cat Fungus Detection
Certain types of fungal infections on pets, such as ringworm (Microsporum canis), can fluoresce under UV light, aiding in early detection.

Image: A UV light being used to detect potential fungal infections on a pet's skin.
6. Maintenance
- Cleaning: Wipe the blacklight with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: If storing for an extended period, charge the battery every 3-6 months to maintain its lifespan.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on | Low battery or device is off. | Charge the device using the USB-C cable. Ensure the power button is pressed firmly. |
| Light is dim | Low battery. | Recharge the device fully. |
| Device feels warm during use | Normal operation. | This is normal due to the high-power LED. If it becomes excessively hot, turn it off and allow it to cool. |
8. Specifications
- Product Model Number: SV94 395nm_JP
- UV Wavelength: 395nm
- Power: Max 3W
- Battery: Built-in rechargeable lithium battery
- Charging Interface: USB Type-C
- Waterproof Level: IPX5
- Dimensions: 9.5 x 3.8 x 2.7 cm
- Weight: 50 g

Image: The Alonefire SV94 UV Blacklight held in a hand, illustrating its compact and portable design.
9. Warranty and Support
This product comes with a standard manufacturer's warranty. For warranty claims, technical support, or any inquiries, please contact the seller or manufacturer directly through your purchase platform. Please retain your proof of purchase for warranty purposes.