A powerful 500 lumen flashlight that is completely waterproof and is also equipped with a 4x zoom and 5 light modes(high, medium, low, defensive strobe & S.O.S.). Anodized aircraft-grade aluminum is waterproof and impact-resistant. Rear-positioned, glow-in-the-dark On/Off button with soft touch. Powered by 3 AAA batteries(included). 5.5″ long.