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Black Light Flashlights

10 Best Black Light Flashlights 2025 in the United States

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Gearlight

GearLight

40%OFF

Gearlight Rechargeable 3-1 LED COB Work Light with Magnetic Back - This Handheld Flashlight has 3 Modes a Pen Light, Flood Light, and 365nm UV Light - Compact Stocking Stuffer Christmas Gift for Men

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#1

Winner

Vansky UV

Vansky

Vansky UV Flashlight Black Light, 51 LED Blacklight Pet Urine Detector for Dog/Cat Urine, Dry Stains, Bed Bug, Resin Curing, Scorpions Finder

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Sponsored

Gearlight

GearLight

40%OFF

Gearlight Rechargeable 3-1 LED COB Work Light with Magnetic Back - This Handheld Flashlight has 3 Modes a Pen Light, Flood Light, and 365nm UV Light - Compact Stocking Stuffer Christmas Gift for Men

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#2
uvBeast Ne

uvBeast

uvBeast New V3 365nm Mini - Black Light UV Flashlight – High Definition Pure Ultraviolet - Professional Grade High Power Upgraded 5 Core UV LED – USA Stock

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#3
GearLight

GearLight

Editor’s Choice

GearLight UV Black Light Flashlight S100 [2 Pack] - Mini Blacklight Ultraviolet Pen Lights for Leak and Hotel Inspection - Pet Urine, Bed Bug, Scorpion, Stain, and Dye Detector

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#4
ESCO LITE

ESCO LITE

ESCO LITE Escolite UV Flashlight Black Light, 51 LED 395 nM Ultraviolet Blacklight Detector for Dog Urine, Pet Stains and Bed Bug

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#5
uvBeast Ne

uvBeast

uvBeast New V3 385-395nm Black Light UV Flashlight - High Power Upgraded Triple Broad Band LEDs Best for Professional/Commercial Use - USA Stock - UK Design

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#6
uvBeast Ne

uvBeast

uvBeast New V3 365nm Black Light UV Flashlight – High Definition Ultraviolet - HIgh Power and Long Range Professional Grade Beam Best for Professional/Commercial Use – USA Stock

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#7
Morpilot B

Morpilot

Morpilot Black Light Flashlight Mini UV Flashlight: 395nm Blacklight Flashlights, 9 Led Pet Urine Detector Light for Dog/Cat, Dry Stains, Resin Curing, Bed Bug

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#8
Lighting E

Lighting EVER

Editor’s Choice

Lighting EVER Black Light Flashlight, Small UV Lights 395nm, Portable Ultraviolet Light Detector for Invisible Ink Pens, Dog Cat Pet Urine Stain, AAA Batteries Included

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#9
GLOSSDAY B

GLOSSDAY

GLOSSDAY Blacklight Flashlight,128 LED UV Flashlights, Upgraded Bright Ultraviolet Flashlight Professional Black Light for Dog/Cat, Hunting Scorpions

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#10
AdamStar U

AdamStar

AdamStar UV Flashlight Black Light, 3-in-1 Magnetic Flashlight Rechargeable, 1000 Lumen Tactical LED Flashlight, 7 Modes Waterproof UV Light Flashlight for Camping Emergencies Pet Urine Detection

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How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

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Our Top Picks

#1

Winner

Vansky UV Flashlight Black Light, 51 LED Blacklight Pet Urine Detector for Dog/Cat Urine, Dry Stains, Bed Bug, Resin Curing, Scorpions Finder

9.8 score

19%OFF

Vansky UV Flashlight Black Light, 51 LED Blacklight Pet Urine Detector for Dog/Cat Urine, Dry Stains, Bed Bug, Resin Curing, Scorpions Finder

Vansky

9.8 score

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The Vansky UV Flashlight Black Light is a versatile and useful tool for detecting invisible stains, pet urine, and various other substances. With a wavelength of 395nm, it effectively reveals hidden stains on rugs, carpets, and clothes.

The light output comes from 51 UV LEDs, ensuring a bright and comprehensive coverage, which is particularly useful for inspecting wider areas or finding scorpions and minerals outdoors. However, it's important to note that it's powered by 3 AA batteries, which are not included in the package. This could be seen as a minor inconvenience since you will need to purchase the batteries separately.

The flashlight is made of durable aluminum, giving it a robust build quality that can withstand regular use. Despite its sturdy construction, it remains lightweight and portable, weighing only 1.76 ounces and featuring a compact design that fits easily in your pocket. This makes it convenient for carrying around for tasks like hotel cleanliness inspections or detecting pet urine in your car.

With a lifespan of 15 years for the LEDs, this flashlight is built to last. It also offers a range of versatile uses beyond pet urine detection, such as authenticating currency, curing UV resin, and even identifying unwanted substances in cosmetics. However, its reliance on batteries could mean frequent replacements if used extensively. The product also comes with a 1-year manufacturer's warranty, adding an extra layer of assurance. If you're looking for a durable and versatile UV flashlight with good light output and portability, the Vansky UV Flashlight Black Light is a solid choice.

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Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Light Output
Exceptional performance even in bright daylight, with a strong and well-built design.
Battery Type and Life
Battery life is impressive despite the high number of LEDs, ensuring extended use without frequent replacements.
Durability and Build Quality
Exceptional performance even in bright daylight, with a strong and well-built design.
Size and Portability
Lightweight and easy to travel with, providing peace of mind during hotel stays.

Buying Guide for the Best Black Light Flashlights

When choosing a black-light flashlight, it's important to understand the key specifications that will determine its performance and suitability for your needs. Black-light flashlights, also known as UV flashlights, are used for a variety of purposes such as detecting pet stains, scorpions, counterfeit money, and more. To make an informed decision, you should consider the following key specifications and how they align with your intended use.
WavelengthThe wavelength of a black-light flashlight is measured in nanometers (nm) and determines the type of UV light emitted. Most black-light flashlights emit UV-A light, which ranges from 320 to 400 nm. For general use, a wavelength around 365-395 nm is ideal as it provides a good balance between visibility and effectiveness. If you need to detect specific substances or perform specialized tasks, you may need a flashlight with a more precise wavelength. Consider what you will be using the flashlight for and choose a wavelength that matches those needs.
Light OutputLight output, often measured in lumens, indicates the brightness of the flashlight. While black-light flashlights are not typically as bright as regular flashlights, having sufficient light output is still important for effective use. For general purposes like detecting pet stains or checking for counterfeit money, a lower lumen output (around 100-200 lumens) is usually sufficient. For outdoor use or larger areas, you might need a higher lumen output (200+ lumens). Think about the size of the area you will be illuminating and choose a light output that will provide adequate coverage.
Battery Type and LifeThe type of battery and its life are crucial for the convenience and longevity of your black-light flashlight. Common battery types include AA, AAA, rechargeable lithium-ion, and built-in rechargeable batteries. AA and AAA batteries are widely available and easy to replace, but may not last as long as rechargeable options. Rechargeable batteries are more cost-effective in the long run and environmentally friendly. Consider how often you will use the flashlight and whether you prefer the convenience of replaceable batteries or the long-term savings of rechargeable ones.
Durability and Build QualityDurability and build quality are important factors, especially if you plan to use the flashlight frequently or in rugged conditions. Look for flashlights made from high-quality materials such as aluminum or reinforced plastic. Water resistance and impact resistance are also valuable features that can extend the life of your flashlight. If you need a flashlight for outdoor use or in harsh environments, prioritize models with robust build quality and protective features.
Size and PortabilityThe size and portability of a black-light flashlight can affect how convenient it is to carry and use. Smaller, pocket-sized flashlights are easy to carry around and are suitable for quick inspections or travel. Larger flashlights may offer more power and features but can be bulkier to handle. Consider how and where you will be using the flashlight and choose a size that balances portability with the performance you need.

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