Guard Dog Security Astro 2,000 Lumen Tactical Flashlight with 3 Functions, Waterproof, Rechargeable ULTRA-BRIGHT FLASHLIGHT: An incredibly powerful tactical flashlight (lumens = 2000) ideal for exploration, hunting and outdoor use. 3-IN-1 FLASHLIGHT: Astro Guard Dog flashlights multi-function button allows you to easily switch between 3 functions  Ultra Bright, Strobe and Low. RECHARGEABLE BATTERY: A battery charging cradle (included) powers the Guard Dog flashlights rechargeable batteries  never get caught without battery! STEEL SELF DEFENSE BEZEL: The type III aluminum alloy tactical flashlight is waterproof, impact resistant and features an emergency self-defense/glass-breaker face. 100% SATISFACTION: If youre not happy with your Guard Dog Flashlight, just swap it out for another, no questions asked!