Features a wide beam of light that's ideal for camping tasks and bright enough for evening hikes or runs. Four ultra bright LEDs power through the darkest conditions and are safely stored in a lightweight waterproof housing. With four light modes and a burn time of up to 150 hours, the Quad delivers constant brightness in any setting. Includes battery power meter and three AAA batteries. Light output: 21 lumens. Weight: 3.39 oz.