product description:
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UV USB Flashlight •Material: Aluminum alloy
•Reflector: Convex Lens
•Lamp: A 5W UV LED beads
•Wavelength: 395nm
•Zoomable: Focus adjustable
•Battery: Built- in rechargeable battery
•Size: 3.7X0.9X1.0in
•Weight: 68g
•One light modes: Steady Light
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Performance And Application ✔Detecting invisible pet urine
✔Hunting scorpions and minerals
✔Detecting bed Bug
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How to use The black light work by showing phosphors- a substance that emits visiable light becuse of radiation. Since the noked eye cannot see them, we are reliant on help to sopt them, the black light make this possible.
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About usb charge The usb charge port at the end of the flashlight, you screw out the cover, you can plug directly into any USB devices such as computer, mobile power and mobile phone charger, it is very convenient.
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The Science Behind The Thing UV lights reflect off of any given substance containing phosphor, something found in highlighters, fabrics, etc. Keep in mind, though, it s not the purple light that is reacting with the phosphor - it s the invisible UV wavelengths. Technically, UV lights are radiation - it is a lower frequency wavelength than X-rays. So don t shine these lights directly into your eyes!
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