Olight SR91 Luminus SST-90 LED Intimidator Search and Rescue 1500 Lumen Flashlight, Black Provides ultra-high performance and shock-proof dependable lighting with an average 50,000 hour life span Luminus LED Digital power management system provides smooth and even brightness; multi-ring slot design disperses heat to protect the LED and electric components Includes 2 brightness levels (max 1,500 lumens) and a strobe function; smooth reflector provides far-reaching light beam with max 800m throw Anti-scratch glass lens with anti-reflective coating O-ring seals provide high water resistance and longevity under extreme conditions