ESMARTER UV Blacklight Flashlight 365/395nm – Zoomable Torch

Reveal what the naked eye can't see with the ESMARTER LED UV Blacklight Flashlight. Operating at both 365nm and 395nm ultraviolet wavelengths, this compact, zoomable torch makes it effortless to detect pet stains, verify banknotes, inspect fluorescent inks, and spot scorpions — all in a rugged, waterproof aluminum body that fits in your pocket, backpack, or glove box.

Made in Mainland China.

Why You'll Love It

• Dual UV Wavelengths (365 & 395nm): Versatile detection range that fluoresces a wide variety of substances — from currency security strips to invisible inks and biological residues.
• Zoomable Beam: Adjustable focal length lets you switch from a focused spotlight to a wide flood in seconds — perfect for both close-up inspection and broader scans.
• Waterproof Aluminum Construction: Durable anodized aluminum body shrugs off splashes and light rain, making it reliable in any environment.
• 450 Lumen / 3W LED Output: Bright Q5 LED bead delivers powerful ultraviolet illumination at up to 50 metres, with an impressive rated lifespan of 10,000+ hours.
• High/Low Switch Modes: Two brightness settings (2–4 dimmer files) let you conserve battery or blast full power — just press the ON/OFF button.
• Ultra-Portable & Compact: Mini form factor slides easily into a pocket, toolbox, or car kit. Ideal for home, travel, and professional use.
• Low Power Consumption: Runs on 1 × AA battery (not included), keeping running costs minimal between uses.
• CE & RoHS Certified: Meets European safety and environmental standards.

Common Uses

• 🐾 Pet Stain Detection – Locate dried urine spots on carpets, upholstery, and flooring that are invisible in regular light.
• 💵 Banknote & Document Verification – Check UV security features on currency, IDs, and official documents.
• 🦂 Scorpion & Pest Spotting – Scorpions fluoresce brilliantly under UV — scan your campsite or home after dark.
• 🔬 Fluorescent Ink & Dye Inspection – Reveal invisible inks, authentication marks, and fluorescent adhesives.
• 🍷 Glassware Crack Detection – Spot hairline fractures in glassware or ceramics with ease.
• 🎨 Resin & Craft Work – Cure UV resins and inspect craft projects.

Specifications

What's in the Box?

• 1 × UV LED Flashlight
• Battery not included

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For more information on UV light safety, visit the U.S. Environmental Protection Agency – UV Radiation Overview.

Learn more: Duracell

Frequently Asked Questions

Q: What is the difference between a 365nm and 395nm UV flashlight?

A: The wavelength determines the color and strength of fluorescence. A 365nm UV flashlight produces "true" UV light that causes stronger fluorescence with less visible violet light — ideal for precise inspection of banknotes, fluorescent dyes, and biological stains. A 395nm UV flashlight emits a slightly visible violet glow and is great for general-purpose tasks like scorpion spotting and pet stain detection. This ESMARTER torch covers both ranges for maximum versatility.

Q: What battery does this UV flashlight use?

A: This UV blacklight flashlight is powered by 1 × AA battery, which is NOT included in the package. Standard AA batteries are widely available and inexpensive, making this torch very economical to run over its 10,000+ hour LED lifespan.

Q: Is this UV flashlight safe to use around pets and children?

A: As with any UV light source, avoid pointing the beam directly into eyes — human or animal. The UV output is comparable to sunlight-level UV and is generally safe for incidental skin exposure during normal use. Always follow basic UV safety guidelines: do not stare into the beam, and keep out of reach of young children when not in use.

Q: Can I use this flashlight outdoors or in wet conditions?

A: Yes! The ESMARTER UV flashlight features a waterproof aluminum body, making it suitable for outdoor use, camping, and light wet conditions. It is compact enough to store in a backpack, car, or toolbox for on-the-go detection needs.