Purpose-built for the fast pace of turkey hunting and wingshooting, the ViperA(R) Shotgun Enclosed Micro Red Dot delivers an ultra-low-profile design and wide field of view for intuitive shooting and superior recoil control. It's enclosed design and integrated universal mount ensures seamless operation and maximum protection against the elements. Integrated universal mounting system for drilled and tapped shotgun receivers Durable 6061 aluminum enclosed housing protects against debris and moisture Large viewing window for fast target acquisition and large field of view Aspherical lens for distortion-free sight picture and truer colors Motion activation with 10-minute auto-shutoff automatically activates with motion then shuts off after 10 minutes to save battery life Top buttons for quick adjustments Parallax free- all red dot and holographic sights will exhibit some small amount of parallax. Matching current industry practices, this small amount would be considered "parallax free" and will make a negligible difference in performance Unlimited eye relief for rapid target acquisition Side load battery makes for easy battery changes without having to rezero your optic Waterproof, fogproof, and shockproof Order today!