uv black light led torch 395nm
Product Description
The UltraFire 502B 395nm UV Black Light is a handheld inspection flashlight designed for anti-counterfeit checking, fluorescent material detection, leak inspection, and portable blacklight applications. With a 395nm UV LED source and 3W power, it provides visible violet UV output for users who need a practical detection tool in a compact flashlight body.
This model uses the UltraFire 502B flashlight body type. The aluminum alloy housing gives the lamp a solid structure, while the OP aluminum reflector helps support effective UV beam output. With a size of 137mm in length, 24mm body diameter, and 32mm lamp head diameter, the flashlight is easy to carry in a tool bag, inspection kit, vehicle, or maintenance case.
The UV black light operates at 395nm, which is commonly used for checking fluorescent marks, watermarks, anti-counterfeit labels, and UV-reactive materials. It can be used for currency checking, false smoke detection, false wire inspection, fake train ticket checking, mobile phone smuggled goods inspection, and brand-name cosmetic watermark or anti-counterfeiting trademark verification.
This UV black light is also useful for detecting fluorescent materials in maintenance and inspection work. When used with suitable fluorescent agents, it can support oil leak detection and other UV response checking tasks. The lighting range is within 50 meters, making it useful for both close inspection and wider scanning.
The flashlight supports 1×18650 Li-ion battery, which is not included. Its working voltage is 3.7V-4.2V. The tail clickie switch allows simple one-hand operation, while the 1-mode design makes the product easy to use without complicated mode changes.
With IPX-8 waterproof protection and 109g net weight, this UV black light is suitable for professional inspection, security checking, maintenance, and field use. For buyers looking for a 395nm UltraFire UV black light with aluminum alloy construction, 18650 battery support, 50m lighting range, and waterproof performance, this 502B model provides a practical solution for portable ultraviolet inspection.
Specifications
Brand: UltraFire
Flashlight Body Type: 502B
Light Source: UV LED
Power: 3W
Wavelength: 395nm
Modes: 1-Mode
Working Voltage: 3.7V-4.2V
Battery Type: 1×18650 Li-ion battery, not included
Body Material: Aluminum alloy
Reflector: OP aluminum
Switch Type: Tail clickie
Waterproof: IPX-8
Lighting Range: Within 50 meters
Size: 137mm Length x 24mm Body Diameter x 32mm Lamp Head
Net Weight: 109g
Applications: Currency detection, false smoke detection, false wire detection, fake train ticket checking, mobile phone smuggled goods inspection, brand-name cosmetic watermark or anti-counterfeiting trademark checking, and fluorescent material detection.
FAQ
1. What is this UV black light used for?
This UV black light is used for currency detection, anti-counterfeit checking, false smoke detection, false wire inspection, fake train ticket checking, watermark verification, and fluorescent material detection.
2. What wavelength does this flashlight use?
This model uses a 395nm UV LED source. It produces visible violet UV light suitable for blacklight inspection applications.
3. Is this a 365nm UV flashlight?
No. This model uses 395nm UV light, not 365nm UV light. It is suitable for general UV blacklight detection and anti-counterfeit inspection.
4. What battery does this UV black light use?
It uses 1×18650 Li-ion battery. The battery is not included.
5. What is the working voltage?
The working voltage is 3.7V-4.2V.
6. Is the flashlight waterproof?
Yes. This model has an IPX-8 waterproof rating.
7. What is the lighting range?
The lighting range is within 50 meters.
8. What material is the body made from?
The flashlight body is made from aluminum alloy.
9. How many lighting modes does it have?
This model has 1 mode, making operation simple and direct.
10. Is it suitable for checking cosmetic anti-counterfeit marks?
Yes. It can be used for checking brand-name cosmetic watermarks, anti-counterfeiting trademark marks, and other UV-reactive security features.


























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