Note : You will receive the optic only. No screws are included. Introducing the C&H Direct Mount Optic for HK optics ready pistols. No adapter plate required. The HK-DMO is a rugged, compact pistol optic that is as good for concealed carry as it is for duty, home defense, or fun at the range. Available in red and green multi-reticle versions. 10 levels of brightness (level 1 and 2 are night vision compatible) Motion control (shake awake) Smart power management (auto-off after 5 mis of inactivity) 50,000 hours battery life CNC machined one-piece body (7075 aircraft grade aluminum) Shock rated for +P and +P+ Waterproof (ipx7, 1 meter for 30 mins). 35 MOA (Total 70 MOA). 3 MOA DOT 27 MOA circle multi-reticle. Red or Green versions. Red Dot Brightness Setting. 1x CR 1632 3V Lithium battery. 225 seconds after no movement. (LxWxH) 1.93in x 1in x 1.06in. Weight (with battery installed).