Features: 1) Ultra bright 12 LED aluminum flashlight 2) Choice of other barrel color: black, titanium, and blue 3) Special 12 LED bulbs produce ultra strong and bright white light can be seen from 2 miles away 4) Long life LED bulbs can be used up to 100000 hours 5) Constant ON/OFF 6) Waterproof 7) Easy to carry in your waist belt or pocket, onboard your car, plane or boat 8) Powered by 2 CR123 size Lithium batteries 9) Size: a) Length: 4.6" b) Diameter: 1.1"