500mW 450nm Blue Laser Pointer Adjustable Focusing

Specification: (1) Blue laser pointer (2) Wavelength: 445nm (3) Battery: 1*CR123A (4) Output power: 500-800mw (5) Transverse Mode: TEMoo (6) Switch: Momentary Switch (7) Body Material: Brass Application Area: Teaching / lectures Museums, Gallery guides Business person/ Conference Speaker Bars, KTV, Clubs, Concert site Money detector Warranty: 1 Year Factory warranty It can light match and paper