LandVue 301 Micro Red Dot Sight Quick Aiming Sight (QAS) Reflex Sight for .223 5.56 Side buttons for On/Off and intensity; Adjustable Elev. and Wind. Unlimited Eye Relief; Light-weighted and Sub-Compact Size Fit .223/5.56, 7.62x39 platforms; Water proof 3 MOA Red Dot for Rapid Target Acquisition (RTA) Build-in low profile picatinny mount