all aluminum sturdy body, fixed beam. it comes in 6v and 9v uses 6volt recharhable battery or 2 CR123. It comes with a Red lense that slides snug on the light and is spring loaded for sliding the Red lense out of the way exposing the clear lense even with the fixed Red Beam it is strong enough to blind a suspect, it comes with a tailcap that can be used click for instant on and a pressure pad which attached to your hand rail or grip at the same .time for instant on.