#142060 - 07/29/0803:35 PMRe: Colored flashlight for tracking
[Re: ]
Hacksaw
Unregistered
Blue is close to UV on the spectrum. Many blue LEDs also put out a fair bit of UV.
I've tested my 10 color LED light on the blue setting with urine and it glows pretty good as long as it's dark out. If I ever need to track somebody through my bathroom who has a bladder control problem, I'm set!
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