Super Bright 500 lumen option! Features: Telescopic focus adjusts beam from wide (flood) to pinpoint beam Positive High/Low/Strobe/Off Rubber Encapsulated push button switch 500 lumen high beam; 150 lumen low beam; Strobe feature Cree LED Technology Lithium Battery with Charging cradle with wall and car charging adapters Machined aluminum slider head and barrel Water resistant O-ring seal construction 50,000 hour average LED Life Convenient lanyard included 10 Year Limited Warranty