Denali Super-Bright 6 LED Heavy-Duty Aluminum Tactical Flashlight, 2-Pack Denali tactical flashlights are lightweight, shock resistant and watertight (not dive rated) Denali tactical flashlights are ergonomically designed with a pushbutton switch for easy one handed operation and a textured handle for increased grip and control even with wet hands Advanced dish reflector technology focuses the light from the high output LEDs Heavy duty anodized aluminum barrels with gun metal finish Powered by 3-AAA batteries (INCLUDED)