Among the best holographic sight replicas only surpassed by the Holy Warrior S1, these have an incredibly bright (daylight bright) reticle, a durable 7075 Aluminum Alloy Construction, a clear lens for easy target acquisition under any conditions. Hold up to 550g of energy for real steel and GBBR holds and maintaining a constant zero. An absolute runner up for the best 558 Styled red dot for your money. These carry a crisp reticle with great night vision performance Specifications 1/3 lower cowitness for comfortable shooting with or without irons 20mm QD mount Cr123 battery Power Source 20 daylight settings 10 dedicated night vision settings 7075 Aluminum Alloy Construction Anodized Finish not a cheap paint finish 2moa Center Red dot sorrounded by a 65 Moa circle with etch marks at the 12, 3, 6, 9 o clock positions 40moa adjustment for windage & elevation