LED LENSER® P3AP KEYCHAIN LED•Lightweight keychain light features high end LED that produces 75-lumen beam •393 ft. beam distance •Advanced Focus System™ for focusing long-distance up-close & all points in between •Runtime: 1 hr. •OAL: 3.66" •Wt.: 1.48 oz. •IPX4 water resistant •Uses (1) AAA battery