. The Vortex StrikeFire 2 is the perfect solution for a shooter looking for a red dot sight that allows for lightning fast target acquisition. This StrikeFire 2 features an unlimited field of view, unlimited eye relief and 1x magnification, allowing the shooter to keep both eyes open. The bright red or green dot has 10 brightness settings including 2-night vision levels. Typical battery life is 300-600 hours and the scope has a built in 12-hour auto-shutdown feature to maximize performance. The StrikeFire 2 includes flip caps, CR2 Battery, and the Vortex VIP Lifetime Warranty. The lower 1/3 co-witness cantilever picatinny mount model is ideal for AR platforms, positioning the optic bore center 40mm above the base surface. FeaturesParallax Free10 Brightness LevelsSingle Piece ChassisWaterproof/Fogproof/ShockproofHard Anodized FinishUnlimited Eye Relief12 Hour Auto Shut-Off Feature