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5mm UV LED Emitters - Transparent (20PCS)
Premium Quality Ultra-Violet Emitters - Commonly used in money / watermark detectors£¬ blood and stain detectors - 5mm LED diameter - 20 emitters packed in OEM packaging . Note: cheaper UV emitters can be up to 80% cheaper and are known to have short life span£¬ low effeciency£¬ heat issues£¬ etc. This emitter is time proven as they are used in our 12-LED UV Flashlights . If you're looking to buy in bulk the cheaper versions e-mail us and we can custom order them for you.