Streamlight Sidewinder Compact II Military CoyoteA super compact and sturdy flashlight developed strictly for military and tactical applications. Thanks to the low weight of only 130g and articulating head, Sidewinder Compact smoothly fills the role of a sturdy helmet and strap mounted "tac light" and grants optimal performance in its size class. The housing is injection molded from a high quality, impact resistant polymer for exceptional durability and weather resistance. Thanks to the o ring