Introducing the Thrive HD Micro Reflex Optic (THDM21) a state-of-the-art addition to the ZeroTech range. This isnt just another optic on the market; it stands as a testament to ZeroTechs unwavering commitment to reliability, durability, and the incorporation of cutting-edge technology. Central to the Thrive HD Compact Reflex sight is its advanced shake awake technology. This feature ensures the optic is perpetually ready, eliminating any need for manual activation. Whether you find yourself in a high-pressure situation or are simply enjoying a day at the range, the Thrive HD guarantees its primed and ready to perform alongside you. A significant highlight of the Thrive HD is its unmatched durability. Crafted to endure the most challenging conditions, the THDM21 being recoil-proof, waterproof, and fog-proof. Come rain, fog, or rugged terrains, the Thrive HD remains steadfast in its performance. With its design based on the RMSc footprint, the Thrive HD Micro Reflex integrates effortlessly with all RMSc compatible firearms and mount interfaces. This ensures users benefit from a broad spectrum of compatibility options, further accentuating the optics adaptability. Specifications for ZeroTech Optics Thrive HD Series RMSc Footprint 1x21mm Micro Reflex Red Dot Sight: Manufacturer: ZeroTech Optics Color: Black Magnification: 1 x Objective Lens Diameter: 21 mm Emitter Type: Open Operating Temperature: -20 - 70 Celsius Condition: New Features of ZeroTech Optics Thrive HD Series RMSc Footprint 1x21mm Micro Reflex Red Dot Sight Up to 150,000 hours battery life Shield RMSc footprint Weighs only 19 grams (0.67oz) Moulded rubber cover Auto shutoff and Auto ON Adjustable brightness Guaranteed Waterproof and Shock proof AR lens coating specially developed for the least possible image distortion Package Contents: ZeroTech Optics Thrive HD Series RMSc Footprint 1x21mm Micro Reflex Red Dot Sight