Vortex Triumph 1x Red Dot - 2 MOA Dot - Red dot accuracy, speed, and reliability-made simple. The Triumph Red Dot keeps you on target whether you're running an AR, shotgun, or rimfire rifle. Quick to mount, easy to trust, and built to keep up, it lets you focus on shooting, not second-guessing your gear. Features Motion Activation with 10 Minute Auto-Shutoff: Automatically activates with motion while 10 minute auto-shutoff saves battery life; Night-Vision Compatibility: The lowest 2 settings are night-vision compatible; Unlimited Eye Relief: Non-critical eye relief for rapid target acquisition; Low Glare Matte Black Anodize: Corrosion and wear resistant anodization provides low-glare matte surface and helps camouflage the shooter's position Fully Multi-Coated Lenses: Anti-reflective coatings on all air-to-glass surfaces provide increased light transmission for greater clarity and low-light performance; Waterproof: Designed to withstand harsh weather conditions; Shockproof: Designed to withstand the highest levels of recoil and impact; 9 Daylight Bright Brightness Settings: Daylight bright, illuminated center dot aids in faster center-point acquisition in bright daylight conditions; Parallax Free: All red dot and holographic sights will exhibit some small amount of parallax. Matching current industry practice, this small amount would be considered "parallax free" and will make a negligible difference in performance; Multi-Height Mount System: Lower 1/3 Co-Witness Mount and Low Mount; Single-Piece Chassis: Compact and lightweight; Nitrogen Gas Purged: Gas purged and O-ring sealed for fogproof and water designed to withstand a wide range of temperatures proof performance; Fogproof: ;