The Holosun HS407K is a sub-compact red dot sight for concealed carry pistol applications. The HS407K is made out of 7075-T6 aluminum with a multicoated lens that provides a bright and crisp sight picture. The Holosun HS407K has a 6 MOA dot only reticle in red, is parallax free, and has unlimited eye relief. The HS407K has 12 brightness settings, 2 of which are compatible with night vision. At setting 6 the single CR1632 battery can provide up to 50,000 hours of life. Shake Awake technology activates the LED upon motion detection and deactivates the LED after periods of motionlessness. The HS407K is lightweight at 1oz.