Featuring 5 operating modes, explosion proof Model EXP-LED-HL-MX2 uses 2 high-intensity CREE LEDs mounted within impact-resistant housing and is powered by 3 AAA batteries. Full power spotlight produces 115 lm beam capable of reaching over 250 ft, while full power floodlight produces 120 lm with 5.25 hr runtime. Spot and flood light combination produces 160 lm with 3.5 hr runtime. With elastic head strap and adjustable rubber strap, users can wear lamp directly on head or on hard hat.