Flashlight case is made from high impact, super tough nylon and is "O" ring sealed Unbreakable Lexan Lens with silicone anti-scratch coating is assembled in a heavy duty bezel; O-ring sealed C4 LED technology, impervious to shock with a 50,000 hour lifetime Features C4 LED technology with four lighting modes: high, low, flash and moonlight 6-3/4-Inch height by 2-3/4-Inch width; 3-Inch diameter