300 Lumen Forehead Bonfire 2.0, 3-Mode UltraBright Cree LED Headlamp, AAA batteries NEW 2.0 Edition. See improvements in product description EZ-pull zoom means no twisting required; focus to a spot for a throw distance over 100 yards 300 lumens max output Weatherproof LED chip is rated at over 100,000 hours Efficient LED technology means batteries last many times longer than incandescent lights