The Sig Sauer ROMEOZero-ELITE is an advanced green dot sight designed for shooters seeking unparalleled performance and durability in a compact package, delivering a scratch-resistant aspherical lens for exceptional clarity and a distortion-free sight picture while a carbon-infused polymer housing and hardened steel protective shroud offer rugged shock and drop protection for use in demanding environments. Featuring a new circle-dot reticle for faster, instinctive target acquisition and Touch-Activated Programming that allows seamless brightness and reticle adjustments with a simple tap, this optic also includes anti-reflection grooves on all rear surfaces and a backup rear sight notch marked with Grade A Swiss SuperLuminova pigment to enhance low-light visibility. Assembled in the USA, it is compatible with popular pistols such as the Springfield Hellcat OSP and GLOCK G43X MOS, making it an ideal choice for both competitive shooters and personal defense applications. With up to 20,000 hours of runtime and eight daylight brightness settings, the ROMEOZero-ELITE is engineered to perform reliably in any situation, providing shooters with the confidence to hit their mark.