Product DescriptionZeroTech Optics&'; Thrive HD Micro Reflex Sight is engineered for rapid target acquisition and clear aiming in bright conditions. The 3 MOA green dot is easy to pick up, while advanced shake-awake technology keeps the sight ready without manual activation. Built on the Shield RMSc footprint, it fits a wide range of compact pistols and can be adapted to other firearm platforms. A lightweight, durable aluminum housing with waterproof and shockproof construction protects the AR-coated lens designed to minimize image distortion. Package includes a molded rubber protective cover, microfiber lens cloth, sight tool, and three sets of mounting screws.Product Highlights 3 MOA green dot for fast, precise aiming in bright environments Shield RMSc footprint for broad pistol compatibility Shake-awake with auto ON/OFF and adjustable brightness AR-coated lens designed to reduce image distortion Ultra-lightweight aluminum housing; waterproof and shockproof Specs Brand: ZERO TECH OPTICS Series/Model: Thrive HD Micro Reflex Sight Magnification: 1x Objective Window: 21mm x 15mm Reticle: 3 MOA Green Dot Footprint/Mount: Shield RMSc Color: Black Housing Material: Aluminum Weight: 0.67 oz (approx. 19 g) Battery Type: CR2032 Included: Rubber protective cover, lens cloth, sight tool, three sets of mounting screws UPC: 9334046005561 Manufacturer Part Number: THDM21G Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.