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Black aluminium UV flashlight, 51 LEDs, pocket size, takes three AA batteries

Kaito Mini LED Flashlight VS-FL03-V 51 LED UV 390-395 nm

SKU CH-9RKY-Y72RP

A compact 51-LED UV torch emitting 390–395 nm light to reveal dried pet urine, authenticate documents and cure resin, running 4–6 hours on three AA batteries

  • Product typeLED
  • Product colorBlack
  • Sold asPack
  • DetailsUV Flashlight Black light,, Vansky, 5 W, 4.5 V, 6 h, Aluminu
  • Key featuresLIGHTWEIGHT & PORTABLE
  • Detect invisible pet stains with 51 UV LEDs emitting 390-395 nm wavelength
  • Authenticate currency and documents or cure UV resin with versatile 390-395 nm output
  • Find scorpions and minerals outdoors using lightweight aluminum alloy body
  • Durable 51 LED array rated for 15-year lifespan in compact 5.9-inch design
  • Runs 4-6 hours on three AA alkaline batteries at 4.5 volts

What the UV flashlight detects

The Kaito VS-FL03-V emits 390 to 395 nanometer ultraviolet light from 51 LEDs to reveal dried pet urine, food stains and certain minerals that are invisible under normal lighting. It also helps authenticate currency and cure UV resin. The aluminium alloy body weighs .110231 pounds and measures 5.9 by 2.16 by 2.16 inches, so it fits in a pocket or glove compartment. Three AA alkaline batteries are required and are not supplied.

Sustained output and runtime

On a fresh set of three AA cells the light runs for four to six hours at 4.5 volts and five watts before output drops noticeably. The 51 LEDs are rated for a 15-year lifespan under typical intermittent use. The aluminium housing acts as a heat sink, keeping the head cool enough to hold during the full runtime. Leaving batteries installed during long storage can cause leakage, so they should be removed when the flashlight is not needed for extended periods.

Installation notes and common issues

Insert three AA alkaline batteries observing the correct polarity, then twist the tail cap to switch on. The beam only highlights stains that have fully dried; fresh or wet marks will not fluoresce. Users sometimes expect the light to work on wet urine or to reveal every type of stain, which it cannot do. Ensure the tail cap is fully tightened for reliable contact, and avoid mixing old and new cells to prevent uneven discharge.

How it compares

Measured against everything we stock in Flashlights & Headlamps, at today’s prices. Recalculated every night.

Price $17.99
Cheaper than about 80% of the 2,266 comparable items (median $28.99).

Specifications

Product
Brand nameKaito
Model nameMini LED Flashlight
Part numberVS-FL03-V
Product typeLED
Product colorBlack

Questions about this item

How much heat or battery drain should I expect when running the 51 UV LEDs continuously for a full day?

The flashlight draws 5 watts at 4.5 volts and runs 4 to 6 hours on three AA alkaline cells, so extended all-day use will require multiple battery changes.

What power source must I already have to operate the VS-FL03-V?

It requires three standard AA alkaline batteries, which are not included in the package.

Will the 390–395 nm output work with older 365 nm resin or currency-checking gear I already own?

The light emits at 390–395 nm, which is longer than 365 nm, so materials that only react to 365 nm may not fluoresce with this unit.

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