Offering waterproof integrity to 100 meters, the Princeton Impact XL utilizes a Maxbright LED, which is one of the most powerful LED sources in the world. The light output of the Impact XL is significantly greater than competing 1 watt xenon and halogen bulbs, and it produces a truer, whiter light than any other LED and incandescent flashlights on the market. Waterproof to 100 meters. Maxbright LED produces a strong, truer, whiter light than other LED lights on the market. 65 lumens. Innovative rubber over molded grip ensures you'll be able to securely hold the light under even the most demanding circumstances. Bulb life rating of 10,000 hours, up to 50 hours of useful light. Rugged impact resistant design. Weight: 6.4 oz. Size 6.5L x 1.5D. Runs on 4 AA batteries, included. Made in USA.