Aimpoint CompM5S Red Dot

The Aimpoint CompM5S is a compact, lightweight, and extremely rugged red dot optic. The CompM5S sight was designed to take up minimal space on the weapon platform while still offering extreme ruggedness and durability. The excellent optical clarity and ability to withstand the demands of professional end-users is why the CompM5S is currently used and trusted by top tier end users throughout the free world.  

The CompM5S utilizes a AAA battery which is generally very easy to source, regardless of where you may be. The CompM5 has the battery attached to the top right side of the housing while the CompM5S has it attached at the bottom right.