The compact and powerful Streamlight ProTac HL High Lumen Professional LED Tactical Light now shines brighter - producing a blinding 750 lumen beam to flood a large area with light. Ten-Tap Programming - Choice of three user selectable programs: 1.) high/strobe/low; 2.) high only; 3.) low/high C4 LED technology, impervious to shock with a 50,000 hour lifetime 3 light output levels: High for maximum illumination: 750 lumens; 18,300 candela peak beam intensity; 270m beam distance; runs 1.25 hours Low for a less intense beam and longer run time: 35 lumens; 900 candela peak beam intensity; 60m beam distance; runs 18 hours Strobe for disorienting or signaling: runs 2.5 hours Multi-function, push-button tail switch for one-handed operation Optimized electronics provide regulated intensity Durable anodized machined aircraft aluminum construction; O-ring sealed glass lens Anti-roll head prevents the light from rolling away when you set it down Removable pocket clip IPX7; waterproof to 1 meter for 30 minutes 1 meter impact resistance tested Includes two 3V CR123A lithium batteries and nylon holster 5.40" (13.7 cm); 5.6 oz. (159g) with batteries Mfg. Limited lifetime warranty RoHS compliant