10 Best Blacklight Flashlights 2025 in the United States

The uvBeast New V3 365nm Mini is a compact, high-powered black light UV flashlight designed for users seeking portability without sacrificing performance. One of its standout features is the use of a 365nm UV LED, which is considered the gold standard for UV lights due to minimal visible light leakage, providing high-quality UV output for professional and commercial use. The flashlight's small size (just over 2 inches in length) and lightweight (3.17 ounces) make it highly portable, fitting easily into a pocket or bag.

Additionally, it boasts an upgraded UV power, wider beam, longer working time, and a rechargeable battery, addressing common user frustrations with ease of use and reliability. The convenient double-click switch helps prevent accidental activation, adding to its practical design. However, potential users should be aware that the flashlight requires a specific charging cable, which may be an inconvenience if misplaced.

Its aluminum build ensures durability, making it suitable for outdoor use, and it includes a 1-year manufacturer warranty for added peace of mind. With a strong customer rating of 4.3 out of 5 stars from 2,734 reviews, this flashlight is well-regarded for its performance and user-friendly design.

The uvBeast New V3 365nm Black Light UV Flashlight is designed with professional and commercial users in mind. It boasts a powerful 365nm wavelength that delivers high-quality ultraviolet light, which is the preferred standard for many professional applications. The flashlight’s triple LED system produces a significant amount of UV light, ensuring excellent performance and long-range capability, up to 60 feet. This makes it ideal for tasks that require precision and clarity over a distance.

The build quality is solid, with an aluminum body providing durability, and its portable design makes it convenient to carry around. The flashlight comes with pre-installed batteries, which are a mix of AA and Li-ion rechargeable cells, offering good flexibility in power options. However, it is worth noting that no standalone batteries are sold with the product, so you will need to ensure the included batteries are recharged as needed.

A minor downside is the weight, at 13.3 ounces, which might be slightly heavier than some other options in the market. Additionally, while the high intensity and long-range are great features, these might be more than what a casual user needs, making this flashlight better suited for professional or commercial use rather than everyday home use. In summary, the uvBeast New V3 offers exceptional UV performance, a robust build, and good battery life, making it a strong contender for professional and commercial applications.

The LE Small UV Blacklight Flashlight is a compact and portable tool designed to help detect animal urine, food stains, and authenticate currency and official documents. With a 395nm wavelength, it effectively illuminates details invisible to the naked eye, making it an essential utility for pet owners and those needing a reliable detection tool. The flashlight runs on AAA batteries, which are included, ensuring longer usage time compared to similar-sized UV flashlights.

It offers a runtime of approximately 2 hours and 13 minutes, which is decent for intermittent use but might require frequent battery replacement for extended operations. Durability is a key strength, featuring impact resistance and an aluminum alloy build with a special non-slip rubber design. This makes it suitable for rugged environments and light rain, thanks to its IPX4 waterproof rating. The flashlight's compact size, lightweight nature, and convenient portability mean it can easily fit into a pocket or bag for on-the-go use.

This flashlight serves well for casual and pet-related use and provides good durability and portability features.