Instant on-target accuracy for virtually any firearm, from handguns to shotguns, the FastFire 4 is built for versatility. Ideal for 3-Gun competitions, wing shooting, patrol use, or casual plinking, it delivers fast target acquisition with multiple reticle options and extended battery life. Building on everything users loved about the FastFire 3, the FastFire 4 adds enhanced brightness, a larger viewing window, and improved functionality for an even more capable red dot reflex sight. Designed to be the most versatile reflex sight you can mount, it offers four selectable reticles, a lightweight design, and advanced power efficiency for long-lasting performance in the field. Product Details Designed for handguns, shotguns, and a wide range of firearms Ideal for 3-Gun competition, wing shooting, patrol, and recreational shooting Lightweight design: 1.6 oz Up to 26,000 hours battery life on medium brightness Larger sight window for faster target acquisition Brighter aiming point for improved visibility Product Features Toggle between four different reticle options Optional screw-on weather shield for enclosed protection Auto-brightness adjustment for varying light conditions Auto shutoff after 8 hours to conserve battery life Enhanced durability and field reliability Improved version of FastFire 3 with expanded capabilities