The ZERO TECH OPTICS Thrive HD w/ High Mount is a compact 1x28mmx20mm red dot reflex sight built to perform in the field with a 3 MOA reticle for fast target acquisition, featuring shake awake technology and adjustable brightness for reliable use across lighting conditions. This model mounts directly to a Picatinny rail or an RMR footprint, providing versatile compatibility on a wide range of firearms, while the high mounting option offers improved sightline clearance for taller optics setups. The Thrive HD is constructed for durability with fog, shock, and waterproof performance, and its multi-coated optics deliver clear, bright aiming points. It runs on a CR2032 battery, offers unlimited eye relief, and supports precise 1 MOA adjustments to refine elevation and windage, ensuring consistent point-of-aim tracking. Weighing just 3.10 oz and measuring 1.77 inches in length, it maintains a lightweight profile without sacrificing reliability. Included accessoriesa rubber protective cover, lens cloth, attachment tool, and Picatinny-compatible baseenhance protection, maintenance, and installation, making the Thrive HD a practical choice for rapid target engagement and dependable field use.