The Twin-Task 3C UV flashlight features three lighting modes and the latest in LED technology. The six 390 nanometer (nm) UV LEDs provide ultraviolet light for detection of fraudulent documents, forensic investigations, or detecting engine and HVAC leaks. The white C4 power LED with its textured reflector provides an even beam, along with piercing hotspot for distance. The push button head switch sequences through three 390 nm LEDs, six 390 nm LEDs, C4 power LED, and Off. Market applications include, but are not limited to, industrial, law enforcement, security, and automotive use.