Streamlight Protac 1AAA LED Flashlight A good choice for anyone who needs a compact, back-up light without compromising on power. Put this light in your pocket and always be ready to light your way, wherever you go. TEN-TAP® Programming Choice of three user selectable programs: High/Strobe/Low High Only Low/High LED output and run times: High for bright light: 115 lumens; runs 1.75 hours (alkaline); runs 2.25 hours (lithium); 890 candela Low for a less intense beam and longer run time: 8 lumens; runs 17 hours (alkaline); runs 23 hours (lithium); 65 candela Strobe for disorienting or signaling: runs 1.5 hours (alkaline); runs 3.75 hours (lithium) Features: Includes nylon holster and one AAA alkaline battery (also accepts one AAA lithium battery for extended run time) IPX7 waterproof to 1 meter for 30 minutes; 2 meter impact resistance tested 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 Unbreakable pocket clip Anti-roll head 3.94 (10 cm); 1.3 oz (37 grams) RoHS compliant