The Killer Instinct Certis Laser Rangefinding Crossbow Scope by MaxView Optics delivers precision aiming and exceptional clarity for serious shooters. This advanced optic combines an integrated laser rangefinder with a proprietary drop compensation engine, automatically calculating point of aim and arrow drop out to 100 yards. It features a micro-LED illuminated reticle with multiple brightness settings and a fixed reticle that's always visible, regardless of conditions. With a rugged machined aluminum body, OLED ultra-bright display, and Bluetooth wireless remote for remote ranging, the Certis is built for high-performance use in the field. Waterproof, shockproof, and fog-proof, it provides accuracy and durability in any environment.