One of the brightest, lightest personal flashlight ever created,the Scorpion is the only tactical light with a rubberized grip and tailcap switch and anti-roll head. Available with a xenon bulb or a super high-flux LED. Anti-roll head 1 watt super high-flux LED with 10,000 hour life 47 lumens typical 1.75 hrs. run time at regulated maximum intensity; 2 additional hrs. of declining usable output 5.72" 5.3 oz. with batteries Two 3 volt lithium batteries with a storage life of up to 10 years (included) Machined aluminum covered by a rubber-armored sleeve for a sure grip O-ring sealed for moisture protection Available in black Lithium Battery Notice under TECH DOCS