UV Blacklight Flashlight, 365nm, Purple Light

So many possible applications: cure printing ink detect metal cracks detect fuel and gas leaks authenticate money, tickets, passports, credit cards, id cards use for medical measurements and biometric security spot natural amber locate scorpions attract fish detecting various food or body fluid stains authenticate ore, jewelry, jade, detect fluorescent powder, phosphor agents Easily to use: Open rear cap and install 3 AAA batteries (NOT INCLUDED) as picture description then tighten rear cap and press the power button. Caution: Do not look directly into this device while operating or shine into any eyes. Please remove the battery when not in use for long periods. Store in a cool, dry place. Keep away from heat sources. Specifications: Bulb Type: LED 365nm Body Material: Aluminum Alloy Battery Require: 3 x AAA batteries (not included) Switch Type: Press On/Off button Package includes: 1 UV light flashlight User Manual