The C&H Comp is a rugged, Large windowed pistol optic that will be perfect for your next competition. It was built for those that want a larger window on their competition, duty, or carry  gun. It utilizes the same footprint as the rmr to ensure widespread compatibility. Available in red or green dot versions with 3 moa dot (additional 36 moa circle in multi-reticle versions). FEATURES 10 Levels of brightness (levels 1 and 2 are night vision compatible) Motion control (Shake to wake up) Smart Power Management (auto-Off after 5 mins of inactivity) 50,000 Hours of Battery Life CNC machine one-piece body (aircraft aluminum) 100% Shockproof (1500 G for 1000 times) Waterproof (ipx7, 1 meter for 30 mins)