---
product_id: 377812618
title: "COSMOING UV Flashlight, LED 395nm Ultraviolet Flashlight, Zoomable Pen Blacklight Flashlight IP54 Waterproof Detector for Pet Urine, Cat Dog Stains, Bed Bug, Household Wardrobe Toilet"
brand: "cosmoing"
price: "€ 35.84"
currency: EUR
in_stock: true
reviews_count: 5
category: "Cosmoing"
url: https://www.desertcart.nl/products/377812618-cosmoing-uv-flashlight-led-395nm-ultraviolet-flashlight-zoomable-pen-blacklight
store_origin: NL
region: Netherlands
---

# 3W powerful LED output IP54 waterproof & shockproof 395nm UV wavelength precision COSMOING UV Flashlight, LED 395nm Ultraviolet Flashlight, Zoomable Pen Blacklight Flashlight IP54 Waterproof Detector for Pet Urine, Cat Dog Stains, Bed Bug, Household Wardrobe Toilet

**Brand:** cosmoing
**Price:** € 35.84
**Availability:** ✅ In Stock

## Summary

> 🔦 Illuminate the unseen, own the moment.

## Quick Answers

- **What is this?** COSMOING UV Flashlight, LED 395nm Ultraviolet Flashlight, Zoomable Pen Blacklight Flashlight IP54 Waterproof Detector for Pet Urine, Cat Dog Stains, Bed Bug, Household Wardrobe Toilet by cosmoing
- **How much does it cost?** € 35.84 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/377812618-cosmoing-uv-flashlight-led-395nm-ultraviolet-flashlight-zoomable-pen-blacklight)

## Best For

- cosmoing enthusiasts

## Why This Product

- Trusted cosmoing brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Ready When You Are:** Long-lasting 3W LED powered by 2 AAA batteries (not included) for hours of reliable use.
- • **Rugged & Weather-Ready:** IP54-rated aluminum alloy body built to withstand spills, drops, and outdoor adventures.
- • **Multi-Use UV Powerhouse:** From forensic inspections to nail drying and antique authentication—one tool, endless uses.
- • **Pinpoint Invisible Stains:** Detect hidden pet urine, bed bugs & more with laser accuracy.
- • **Ultra-Portable & Lightweight:** Compact 5.4-inch penlight weighing just 1.12oz for effortless daily carry.

## Overview

The COSMOING UV Flashlight is a precision 395nm LED penlight designed to reveal invisible stains, counterfeit marks, and forensic clues. Its compact, lightweight design combined with IP54 waterproof and shockproof durability makes it perfect for professionals and pet owners alike. Versatile and powerful, this 3W UV flashlight excels in household detection, law enforcement, and hobbyist applications.

## Description

Buy COSMOING UV Flashlight, LED 395nm Ultraviolet Flashlight, Zoomable Pen Blacklight Flashlight IP54 Waterproof Detector for Pet Urine, Cat Dog Stains, Bed Bug, Household Wardrobe Toilet online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

Review: This light is perfect for what I need. I wanted a small light to detect uranium glass. Voila! This is it! I can't comment on it's durability since I haven't had it long.
Review: Exactly what I was looking for. Nice compact design and simple to use. Seems to be well built and the UV light is very bright.

## Features

- 【UV FLASHLIGHT PERFECT FOR DETECTING INVISIBLE STAINS】 COSMOING 395nm ultraviolet pen flashlight exactly detect food or hidden pet stains of dogs,cats and other pets on carpets,there's no need to steam clean the entire carpet, UV blacklight will pinpoint the areas with ease.
- 【LOTS OF UNEXPECTED FUNCTION】3W COSMOING portable UV flashlights can also detect cat moss,act as nail dryer, prospecting field exploration and antique identification tool. It is also an essential tool for law enforcement, postal inspections, customs, medical forensics, scorpions huntings. Conveniently powered for hours with 2AAA battery (NOT Included).
- 【VERSATILE UV PEN LIGHT】This 5.4 inch LED penlight, weight just 1.12oz/pcs, is extremely lightweight for daily use. Perfect using for identify counterfeit money and reveal the hidden ink on passport, money or other important documents, ideal for invisible spots and stains that can not see with the naked eye.
- 【WATERPROOF & SMART】IPX4 rating of this UV blacklight, best using for either indoor or outdoor application.The portable pen flashlight is built of high quality aluminum alloy. Skid-proof, waterproof, explosion-proof and shockproof.
- 【YOU WILL GET】A surprising sufficient package: A super helpful led ultraviolet flashlight, an operation guide, a service card. Any inquires before purchase are also welcomed. Don’t hesitate to contact our friendly, easy-to-reach support when in need.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08PXQYT9T |
| Best Sellers Rank | #33,641 in Pet Supplies ( See Top 100 in Pet Supplies ) #12 in Pet Urine Detectors |
| Item model number | FL16UV |
| Manufacturer | COSMOING |
| Product Dimensions | 13.79 x 1.5 x 1.5 cm; 31.75 g |

## Product Details

- **Colour:** 1 pcs-zoomable Penlight Flashlight
- **Light source type:** UV
- **Material:** Aluminum
- **Power source:** Battery Powered

## Images

![COSMOING UV Flashlight, LED 395nm Ultraviolet Flashlight, Zoomable Pen Blacklight Flashlight IP54 Waterproof Detector for Pet Urine, Cat Dog Stains, Bed Bug, Household Wardrobe Toilet - Image 1](https://m.media-amazon.com/images/I/515EfwVZAyL.jpg)

## Questions & Answers

**Q: Will it cause transition lenses to darken?**
A: I don't know. I use it for uranium glass

**Q: would this work well with dental resin to apply tooth gems?**
A: Yes

**Q: Will it work for Glow in the dark Funko pops??**
A: Yes

**Q: What type usb is this? Usb-c or mini usb?**
A: Micro usb

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by N***. on 4 July 2024*

This light is perfect for what I need. I wanted a small light to detect uranium glass. Voila! This is it! I can't comment on it's durability since I haven't had it long.

### ⭐⭐⭐⭐⭐ Review
*by S***E on 6 March 2024*

Exactly what I was looking for. Nice compact design and simple to use. Seems to be well built and the UV light is very bright.

### ⭐⭐⭐⭐⭐ Review
*by C***R on 30 October 2025*

Nice bright light. Made well. Good price. Fits easily in the hand and easy to use.

## Frequently Bought Together

- COSMOING UV Flashlight, LED 395nm Ultraviolet Flashlight, Zoomable Pen Blacklight Flashlight IP54 Waterproof Detector for Pet Urine, Cat Dog Stains, Bed Bug, Household Wardrobe Toilet
- InterDynamics Certified Auto Pro Oil and Fuel System UV Dye Leak Detection for Cars & Trucks & More, 1 Oz, 374CS, Universal
- TSI Supercool Synthetic U/V Leak Detection Dye, 1 oz, 1 Application

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.nl/products/377812618-cosmoing-uv-flashlight-led-395nm-ultraviolet-flashlight-zoomable-pen-blacklight](https://www.desertcart.nl/products/377812618-cosmoing-uv-flashlight-led-395nm-ultraviolet-flashlight-zoomable-pen-blacklight)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-24*