Holographic Reflex Dual Illuminated Dot Sightwith 1" High Profile MountDurable all metal constructionAllow for precision windage and elevation adjustmentsRed or green dual illuminated dot reticles with brightness controlLightweight， dust-poof， weatherproof， and shockproofBuild-in low profile mount for 20mm Picatinny / Weaver railsHigh profile mounting option with the 1" rail riserRail riser compatible with both 20mm and 11mm dovetail railsLens covers and storage box includedBatteries are pre-installed for instant use out of box. One spare battery included for your convenience.SpecificationsDimensions Length: 2.55" / 65mmWidth: 1.57" / 40mmHeight: 1.77" / 45mm (with low profile mount) 2.80"/ 71mm (with high profile mount)Weight 117g (4.15 oz) with low profile mount 172g (6.25 oz) with high profile mountObj. Aperture22 mmMagnification1xField of View50 degreesEye ReliefUnlimitedReticle Type5 MOAFinishBlack MattePower1 x CR2032 (included)Items IncludedOne HD22M1 holographic red / green dot sightTwo CR2032 batteries (one pre-installed)One hex wrenchOne cleaning clothOne rubber lens coverOne storage boxOne 1" rail riser with reversible 20mm / 11mm bracketsNote: Exclude the battery except United Statesdue to our customs restriction.