Miniaturized to fit most optics-ready subcompact and pocket pistols, the HS507K Reflex Sight gives you a major advantage in close-quarters self-defense scenarios. Innovative Shake Awake technology brings the optic to life with the slightest movement, meaning no fumbling with controls under duress. Once "awake," the HS507K provides your choice of 2 MOA Red Dot, 32 MOA Circle, or both at the same time. Multi-coated lens offer a parallax-free sight picture with unlimited eye relief. Durable 7075 aluminum construction is unaffected by extreme weather conditions and can stand up to regular IWB carry. Miniaturized to fit most optics-ready subcompact and pocket pistols Advanced LED technology gives you up to 50,000 hours of use on single battery Multiple Reticle System (MRS): choose either a 2 MOA dot, 32 MOA circle, or both Shake Awake technology powers up at the slightest movement CNC-milled 7075-T6 aluminum construction IP67 certified waterproof 1/2 MOA windage and elevation adjustments Order today!