The ZeroTech Trace HALO 3MOA RMSc Heavy-duty Aspherical Lens Optic (H.A.L.O) reflex sight excels in extreme conditions with its waterproof, shockproof, and fog-proof design. It features a 3 MOA Red Dot reticle with ten brightness settings, including options for night vision, ensuring clear visibility in various lighting scenarios.The aspherical lens offers a wide field of view, enhancing target acquisition and situational awareness. Thanks to its top-loading battery design, the sight keeps alignment and zero uninterrupted during battery changes, making it a reliable choice for any shooting activity.Additionally, innovative auto sleep and shake-awake functionalities are driven by a motion sensor to efficiently manage battery life, keeping the sight operational at crucial moments. The convenience of the top-loading CR2032 battery design allows for easy replacements without necessitating re-zeroing, facilitating continuous, uninterrupted use. Robust Build: Engineered with a 7075 Aluminum body, ensuring shockproof, waterproof, and fog-proof durability.Optimal Visibility: Equipped with a 3 MOA Red Dot and 10 brightness settings, including compatibility with night vision.Advanced Optical System: Features an aspherical lens for an expansive field of view and fully multi-coated optics for clear visuals.Intelligent Functionality: Includes auto sleep and shake-awake functions that significantly enhance battery life.Precise Adjustability: Offers 1.5 MOA per click adjustment, allowing for meticulous tuning and accuracy.IN THE BOXTRAE28 Heavy Dudy Aspherical Lens Optic (H.A.L.O)Protective rubber slip on storage coverPicatinny rail adapter (fitted)Torx wrench and sight adjustment toolHigh quality microfibre lens clothWelcome card with QR code link to product manual