This long-lasting, durable flashlight produces up to 1000 lumens of light. Operating on 3 C batteries, it can last up to 44 hours on a single charge. Use the rotating head to widen the beam for larger area coverage, or tighten to reach objects as far as 1,400 feet away. Constructed from aircraft-grade aluminum alloy and treated to resist rust and corrosion, this is a perfect accessory for camping trips, emergency kits and more.