Features Ten-Tap® Programming – Choose from three user selectable programs:1.) high/strobe/low (factory default)2.) high only3.) low/high C4® LED illumination output and run times:HIGH - 70 lumens; 1,450 candela peak beam intensity; runs 2 hoursLOW – 5 lumens; 125 candela peak beam intensity; runs 32 hoursSTROBE – runs 4 hours Includes nylon holster and one “AA” alkaline battery (also accepts one “AA” lithium battery for extended run times) Solid State power regulation provides maximum light output throughout battery life Rubber push-button tail switch Durable, anodized aluminum construction with impact-resistant tempered glass lens IPX7 waterproof to 1 meter for 30 minutes; 2 meter impact resistance tested Unbreakable pocket clip Anti-roll head 4.16” (10.57 cm); 2.3 oz (65 grams) RoHS compliant