ULTRAFIRE
ULTRAFIRE 501B Black Light UV Flashlight 395nm Ultraviolet LED Mini Torch With Adjustable Focus Zoom Lithium Rechargeable Battery And USB Charger
ULTRAFIRE 501B Black Light UV Flashlight 395nm Ultraviolet LED Mini Torch With Adjustable Focus Zoom Lithium Rechargeable Battery And USB Charger
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Product features
Product features
Materials and care
Materials and care
[Generic] Aerospace-grade aluminum alloy body, 395nm ultraviolet light emitting diode bulb, lithium-ion rechargeable battery, electronic circuit board components, rubber o-ring seals.
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- Directly Sourced From USA
- Premium Quality & Authenticity
- 7 Day Easy Return

Product Description
This versatile ultraviolet blacklight flashlight features a high-powered 395nm LED beam designed to uncover the invisible. Engineered for homeowners, pet owners, and craft enthusiasts, this tool makes it easy to detect dried dog and cat urine stains on carpets, rugs, and furniture. Beyond cleaning, it serves as an efficient tool for resin curing in DIY crafts or 3D printing, and easily spots scorpions or bed bugs during pest inspections. Built from aerospace-grade aluminum with an IP65 water-resistant and dustproof rating, this durable mini torch features an adjustable zoom focus. Users can easily transition from a wide circular floodlight for large rooms to a narrow spotlight for precise targeting. The pocket-sized design offers a non-slip textured grip for comfortable handling in any weather condition. Powered by a rechargeable lithium battery and complete with a USB charger, this tactical UV torch eliminates guesswork from household maintenance and hobby projects, providing professional-grade inspection capabilities right at home.
FAQ
Q1. What is better, 365nm or 395nm?
Ans: The choice depends entirely on your specific application. A 395nm ultraviolet wavelength is highly effective for detecting pet urine stains, curing UV resins, and spotting scorpions, while making organic materials fluoresce brightly. A 365nm light is typically preferred for advanced document authentication and specialized forensic inspections.
Q2. Will any UV light detect urine?
Ans: Not all ultraviolet lights are powerful enough to reveal organic stains. Flashlights operating within the 395nm wavelength spectrum provide the ideal balance of visibility and fluorescence needed to accurately expose dried dog and cat urine on household fabrics and carpets.
Q3. Is 395 or 365 better for cat urine?
Ans: A 395nm ultraviolet flashlight is exceptionally effective for cat urine detection because it causes the salts and proteins in the dried stains to glow vibrantly against most fabric backgrounds. It provides excellent contrast in darkened rooms for easy cleanup.
Q4. Is this ULTRAFIRE UV Flashlight an authentic import available in India?
Ans: Yes, this is a genuine ULTRAFIRE product imported directly from the United States of America. Rudra Retails sources all personal care, health, and electronic tools directly from authorized USA distributors to guarantee absolute authenticity for Indian consumers.
Q5. How do you adjust the light beam on this torch?
Ans: This model features an adjustable zoom mechanism built into the head of the torch. You can pull the head outward to create a focused, long-range spotlight or push it back inward to cast a wide, circular floodlight over a larger surface area.