Unauthorized disassembly may damage the flashlight and void the warranty. After flashing the prompt, the flashlight will automatically turn off at any time to protect the lithium ion battery from excessive discharge. When the battery voltage is too low, the flashlight will flash a warning, please replace with a new battery. When any mode is turned on, press the switch hard (full press), there will be a "click" sound, lock the current brightness is always bright press again hard, the switch has a "click" sound, the flashlight is turned off. When the flashlight is off, continuously lightly press and release the switch, and the flashlight mode will cycle from low to high. After the flashlight is turned off for more than 10 seconds, the default is low output mode every time it is turned on. If this happens, check the battery.Īfter installing the battery, lightly press (half-press) the tail switch button once to turn on the flashlight and release the switch to turn off. ![]() If the battery is inserted in the wrong direction, the flashlight will not be damaged, but it will not work. The flashlight has reverse polarity protection. Turn counterclockwise to open the back cover, put the positive terminal of the charged 18650 high-quality lithium-ion battery into the flashlight toward the light head, and then turn clockwise to tighten the tail cover. M2 series have 3 models: M2-OL (Even-beam), M2-CF (Focused high radiation beam), and M2-BF (Focused pure beam), no matter you are a law enforcement officer, mechanic, engineer, maintenance person or workman, warehouse manager, outdoor enthusiast, laboratory researcher, M2 "Purple Beard" can be a good helper! Directions: Many mushrooms and flowers, fruits, seeds or some insects, bees, and small crabs are more magical under the illumination of M2 than at night or in daylight. Outdoor activities: The outer shell of the scorpion glows under the M2 UV flashlight's beam, making it easy to find even in the dark. Home: Find pet defecations, oil or contaminant in kitchen and bathroom, check sanitary products, clothing, cosmetics, paper towels with fluorescer. Hygiene: Riboflavin validation in pharmaceutical companies, inspection of human body fluids and other tissues pollutants in public places, cleaning of oil stain, and the presence of traces of urine from rodents such as rats in the warehouse. It also applies to screening of gems, amber and jade, artifacts, antiques, and discovering traces of fraud and glue. Ore exploration: Some kinds of ore cannot be quickly identified by the naked eye, but they present various colors under UV beam and can be quickly noticed. And it works on detecting engine leaks and oil pipeline leaks. Leaks detecting: By the fluorescence reaction of ethylene glycol in the cooling system, M2 black light can be used to check the leaks of the car radiator and the air-conditioning refrigerant by adding a fluorescent agent. Non Destructive Testing (NDT): M2 is a compact flashlight especially suitable for on-site fluorescence penetrant testing and fluorescent magnetic particle inspection of special equipment in ships, pressure vessels, draught fan blades and other narrow spaces. The UV light can be used for arson investigation though the spattering of chemical combustibles and used for car theft forensics by identification of car ID label, and also for vehicle accident analysis. ![]() UV light usually is used for detection of fraudulent documents such as ID card, visa, passport, credit cards or banknotes. So M2 can be used to check the body fluid, blood, fingerprint, fiber and also to analyze the bite mark and bruise. Forensic investigation & evidence collection: Proteinaceous materials emit fluorescence when illuminated by UV light. ![]() M2 "Purple Beard" is a professional-grade UV detection flashlight, which is more suitable for professional fields: UV curing : Some curable adhesives specify the 365nm UV for rapid curing, M2 UV flashlight can also be applied to ink curing field, such as printing, oil painting and wood instrument processing.
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