See the Invisible with the ESMARTER 395nm UV Black Light Flashlight

Reveal hidden stains, fluorescent markings, and scorpions with ease using this compact 395nm ultraviolet LED flashlight. Built from durable aluminum alloy and powered by a single AA battery, this pocket-sized torch is an essential tool for pet owners, travelers, hobbyists, and home inspectors alike.

Why You'll Love It

395–400nm UV Wavelength: Optimized ultraviolet output that causes organic residues and fluorescent materials to glow visibly under the beam.
Multi-Use Detection: Instantly locate pet stains on carpets, rugs, and upholstery; spot scorpions outdoors at night; verify banknote authenticity; and check sanitation surfaces for cleanliness.
Three Brightness Modes: Switch between High, Middle, and Low output to suit your surroundings and conserve battery life.
Long-Lasting LED: Rated for up to 10,000 hours of use, so you can rely on it for years to come.
Waterproof Design: Built to handle outdoor conditions and unexpected splashes without skipping a beat.
Compact & Portable: At just 91mm long and 24mm in diameter, it slides easily into a pocket, bag, or glove compartment.
CE & RoHS Certified: Meets international safety and environmental standards for peace of mind.

Key Specifications

Material	Aluminum Alloy (Black)
UV Wavelength	395–400nm
Brightness	80–150mcd
Lighting Distance	100–200m
Wattage	5W
Switch Modes	High / Middle / Low
LED Lifespan	10,000 hours
Dimensions	91mm × 24mm
Power Source	1 × AA Battery (not included)
Waterproof	Yes
Certifications	CE, RoHS
Country of Origin	Made in Mainland China

What's in the Box

1 × 395nm UV LED Flashlight
Battery not included

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For general information on UV light safety and its applications, visit the CDC – UV Radiation resource page.

Learn more: Flashlight

Frequently Asked Questions

Q: What can the 395nm UV black light flashlight detect?

A: This 395nm UV flashlight is designed to reveal a wide range of fluorescent materials and organic residues. Common uses include locating pet urine stains on carpets or furniture, spotting scorpions in the dark (they glow under UV light), verifying fluorescent security markings on banknotes and documents, checking hotel room surfaces for cleanliness, and identifying minerals or gems that fluoresce under ultraviolet light.

Q: What battery does this UV flashlight use, and is it included?

A: The ESMARTER SK68 UV flashlight is powered by a single standard AA battery. Please note that the battery is not included in the package — you will need to purchase one separately before first use.

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

A: As with any UV light source, avoid shining the beam directly into eyes. When used as directed — pointing at surfaces to detect stains or markings — the flashlight is safe for everyday household use. Always keep out of reach of young children and use sensibly when around pets.

Q: How durable is this flashlight, and can it get wet?

A: Yes! The flashlight features a waterproof construction and a rugged aluminum alloy body, making it suitable for outdoor use. The LED has a rated lifespan of up to 10,000 hours, ensuring long-term reliability for both indoor and outdoor detection tasks.