Yes, if the blood stains show a brown fluorescence color under ultraviolet light, it can be judged that there should be blood stains.

How do you get 2 AA batteries in it?

It was powered by 2*AAA batteries.

Can this test uv blocking of sunglasses?

The wavelengths range of the ultraviolet light in the sunlight is 10nm-400nm, this blacklight flashlight is 395nm. You can only use this blacklight fashlight to test if your sunglasses can block 395nm blacklight, for other wavelengths light of UV light, you need other lights.

Has anyone used these to detect Freon leaks ? Do they work for that

Yes, it can detects Freon leaks.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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الحساب عربة التسوق

COSOOS 2 UV Black Light Flashlight, 2 Pack 395nm Mini Pen Light with Clip, Waterproof Ultraviolet Flashlight for Leak, Pet Urine, Scorpion, Hotel Inspection, Dry Stain and Bed Bug.

COSOOS 2 UV Black Light Flashlight, 2 Pack 395nm Mini Pen Light with Clip, Waterproof Ultraviolet Flashlight for Leak, Pet Urine, Scorpion, Hotel Inspection, Dry Stain and Bed Bug.

Product ID: 475927900

Details

Color
Black
Light Source Type
LED
Material
Metal
Power Source
Battery
Special Feature
Lightweight

💧IPX4 water resistance for all-weather use

📏Compact 5.5-inch pen light with clip

🔦395nm UV wavelength for invisible detection

₪54

Duties & taxes included

In stock

Sold byAmazon IsraelDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Israel.

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Description

🔦 Illuminate the unseen, own the moment.

POCKET SIZED POWERHOUSE - Ultra-lightweight 1.1oz design with removable metal clip for hands-free, on-the-go convenience.
WEATHERPROOF RELIABILITY - Durable alloy body with IPX4 splash resistance keeps you prepared rain or shine.
EFFORTLESS OPERATION MAXIMUM IMPACT - Simple one-button control powered by common AAA batteries—no tech skills required.
INVISIBLE INSIGHTS INSTANT DETECTION - 395nm UV light reveals stains, scorpions, and counterfeit IDs invisible to the naked eye.
DOUBLE THE DETECTION DOUBLE THE CONFIDENCE - Two pen lights in one pack ensure you never miss a detail at home, work, or travel.

The COSOOS 2 Pack UV Black Light Flashlights feature a powerful 395nm wavelength LED in a compact, lightweight pen design. Crafted from military-grade aluminum with IPX4 water resistance, these UV lights excel at detecting pet urine, stains, counterfeit IDs, scorpions, and more. Each flashlight runs on 2 AAA batteries (not included) and includes a removable metal clip for versatile, hands-free use. Perfect for professionals and pet owners alike, this dual-pack offers reliable, portable UV detection anytime, anywhere.

Specifications

ASIN	B0B92PDCSV
Additional Features	Lightweight
Battery Description	Alkaline
Battery Type	Alkaline
Best Sellers Rank	#3,076 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #11 in Pet Urine Detectors #53 in Handheld Flashlights
Brand Name	COSOOS
Color	Black
Customer Reviews	4.5 4.5 out of 5 stars (2,356)
Finish Types	Smooth Metal
Included Components	2*uv pen light
Item Dimensions D x W x H	5.5"D x 1.1"W x 0.8"H
Item Type Name	2 pack uv pen light
Item Weight	1.1 ounces
Light Source Special Features	395nm wavelength detection
Light Source Type	LED
Manufacturer	COSOOS
Manufacturer Part Number	GFIUFF80y
Material Type	Metal
Model Number	CS-DZ002-B
Mounting Type	Clip-on Mount
Number of Batteries	2 AAA batteries required.
Number of Items	2
Number of Light Sources	2
Number of Packs	2
Power Source	Battery Powered
Recommended Uses For Product	Pet urine detection, Dry stain identification, Scorpion finding, Fluorescent agent identification, Bathroom and hotel room inspection, Counterfeit currency and fake ID detection, Precious minerals, rocks, or jewelry identification
Set Name	2
Shape	Pen
Size	2 Pack
Style Name	Compact
Unit Count	2 Count
Voltage	3 volts
Water Resistance Level	Water Resistant
White Brightness	50 lumens

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Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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₪54

Duties & taxes included

In stock

Sold byAmazon IsraelDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Israel.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

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