*Whether you prefer a dot or crosshair, this pistol scope can be switched between four configurations* Tactile "e;click"e; adjustments for windage and elevation.*Aircraft-grade aluminum construction promises a reflective red dot sight that will withstand extreme conditions and can take a beating. Water and shock resistant.Parallax free design maks the red dot stays on target, no matter where the shooters'eye is. Unlimited eye relief for fast targeting. Multi-coated, scratch resistant amber lens provides enhanced image clarity.