Designed for all scenarios encountered during outdoor activities, the Petzl Tikka XP headlamp offers comfortable proximity lighting, allows movement, and provides long range vision while its Constant Lighting technology maintains brightness over the life of the batteries. . Constant Lighting technology ensures that brightness does not decrease as the batteries are drained. Provides 180 lumens for a range of 70 meters. Multiple brightness modes adapt the lighting to different situations: Proximity mode wide, uniform beam Movement mode mixed beam with focused component Long range mode focused beam. Boost mode provides temporary access to maximum power 180 lumens, 75 meters. Strobe mode lets you signal your location to others and is accessible at any time. Red LED provides discreet close range vision. Burn time management allows you to easily anticipate battery replacement light automatically switches to reserve mode when batteries are almost drained. 3 AAA batteries included using Ni MH or lithium batteries doubles light burn time while keeping the same brightness. Push button allows for easy onoff, even when wearing gloves. Mixed fabric and elastic headband offers improved comfort and support during dynamic activities. IPX4 weather resistance. Easy to open battery case.