
And it continues producing useful light levels for an impressive 11 hours on a single set of batteries. Lightweight, strong, aerospace-grade aluminum body resists crushing or bending.Small size, high output, and extended run time make it perfect for self-defense, camping and backpacking, emergency/disaster-preparedness disaster–preparedness kits, or everyday carry.Details: Virtually indestructible light emitting diode has no filament to burn out or break; lasts for thousands of hours Precision reflector creates smooth beam without spots or rings Rugged aerospace-grade aluminum body, Type II anodized in glossy black Coated Pyrex window protects LED and reflector while maximizing light transmission O-ring sealed; weatherproof Tailcap switch: press for momentary-on, twist for constant-on Patented switch lockout prevents accidental activation.