Compact size tactical UV flashlight. Ideal for ID checks and document verification. 375 nm UV wavelength output;Impact and water resistant construction. Tailcap switch with momentary-on mode. Integrated stamped metal pocket clip;Gold plated contacts. Regulated circuit for maximum output. High quality Nichia ultraviolet LED. Impact resistant up to 3 meters;Tested to ANSI FL1 standards. Run time: 7 hours. Power source: 1 x AAA Duracell battery (included);Material: Aerospace Grade Aluminum. Length: 3.4 (8.7cm). Weight with batteries: 65g