【High quality LG UV LED light】 M2-CF utilizes one LG top quality 365nm UV LED bead, strong beam as high as 11600μW/cm2. Multi LED beads styles or cheap flashlights online uses of cheap UV led beads. Multi beads Stray light interference, very dim brightness. 【Efficient】 M2-CF Equips with deep aluminum alloy reflector to reinforce spotlight and strong beam, reduce stray flood visible light, enable to high efficiency reflect and focus on LED light, high temperature protection, super durability. 【Durable & Reliable】 Well-designed scientific structure and exquisite workmanship, 3.28 feet impact resistance(hundred tests), anti-scrape, anti-corrosive in harsh environment. With polarity reverse protection prevent the flashlight from improper battery insertion. IP67 great waterproof rate for heavy rain or wave washing. 【Long runtime & Eco】 Powered by rechargeable battery rather than alkaline batteries: Extended runtime enable to continuously work for 10 hours @ Low 【Multi-applications & Professional】 Professional grade UV flashlight black light for A/C, ATF and engine oil leaks, Mineral lighting and identification, UV glue curing, forensic science, gasoline inspection, body fluid detection, also great for hunting scorpions and tracking other creatures, authenticating currency, DL, ID cards, passports, detecting repair of artworks, jewelry, collection, pet urine.