12.81 In. High-strength aluminum case in black. It features adjustable spot to flood beam, rotating switch and complete o-ring seals. Has two high intensity white star krypton gas lamps for enhanced brilliance and extended range for 13k peak beam candlepower for lamp life of 36 hours, 5 hours of continuous battery life. Takes 4-c cell batteries. Weighs 22.50 Ounces with batteries.