Streamlight, Inc. LED Headlight Argo LED

C4 LED technology, impervious to shock with a 50,000 hour lifetimeThree (3) digitally controlled brightness levels:High Up to 1,300 candela (peak beam intensity), 56 lumens measured system outputMedium Up to 575 candela (peak beam intensity), 25 lumens measured system outputLow Up to 250 candela (peak beam intensity), 11 lumens measured system output. Pushbutton switch hold three (3) seconds for "blink mode"RUN TIME:High: 7 hours continuous runtime to the 10% output level. Medium:12 hours continuous runtime to the 10% output level.Low: 20 hours continuous runtime to the 10% output level. 90º tilting head Includes elastic head strap and rubber hard hat strap Powered by (3) "AAA" alkaline batteries; LED battery indicator on back4.75 oz. Available with yellow ABS case