Description of Princeton Tec Impact XL Flashlight The IMPACT XL's 1 Watt Maxbright LED produces more light than rivaling 1 watt xenon or halogen bulbs. Waterproof to 100 meters. Weighing in at approximately 181 grams and offering waterproof integrity to 100 meters, the Impact XL utilizes a 1-watt Maxbright LED. The light output is significantly greater than competing 1-watt Xenon and halogen bulbs and it produces a truer, whiter light. The innovative rubber over molded grip ensures you’ll be able to securely hold the light even under the most demanding conditions. With over 50 hours of burn time and its rugged impact resistant design, the Impact XL is sure to be reliable when you need it. Features: Power: 17 Lumens Lamp: 1 Maxbright 1 Watt LED Burn Time: 50 hrs Batteries: 4 AA Alkaline Weight: 181 g