Weighing in at approximately 197 grams and offering waterproof integrity to 100 meters, the Impact XL utilizes a 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. Specifications: POWER 45 Lumens LAMP Maxbright LED BURN TIME 50 Hours BATTERIES 4 AA Alkaline