Discover precision aiming with the Shield Sights RMSD-4MOA-GLASS Mini RD Sight, a parallax free mini red dot sight designed for rugged performance.This advanced sight features a durable scratch-resistant glass lens and a shockproof aluminum housing that can withstand extreme conditions, ensuring reliability in the field.Parallax FreeHousing Material: AluminumOne 3V Lithium Battery, Cr1632Compatible With Night VisionScratch-Resistant Ultra Clear Glass Lens4MOA DotEnhance your shooting experience with cutting-edge technology and unparalleled durability.