You will no longer have to squint or only have one eye open to shoot with the EOTech EXPS2 Holographic Weapon Sight. This red dot sight by EOTech offers true two eyes open shooting, a transversely mounted lithium 123 battery, and 7 mm raised base offering iron sight access. The EOTech EXPS2 Holographic Sight w/ 68MOA Circle & 1 MOA Aiming Dot features easy to adjust side buttons and an adjustable, locking, quick detach lever for easy attachment and removal. With an astounding 600+ hour battery life, the EOTECH EXPS2 Holographic Red Dot Weapon Sight ensures that you acquire your target time after time. The EOTech EXPS2 Holographic Sight w/ QD Lever improves precision and accuracy, no matter the style or quality of the weapon.Specifications for EOTech HWS EXPS2 Holographic Red Dot Sight:Manufacturer:EOTechColor:BlackFabric/Material:AluminumMagnification:1 xObjective Lens Diameter:0.85 inObjective Window Size:30.5 x 21.6 mmIllumination Type:HolographicBrightness Settings:20Eye Relief:UnlimitedAdjustment Type:MOAAdjustment Click Value:0.5 MOAAttachment/Mount Type:MIL-STD 1913Battery Quantity:1Length:3.8 inWidth:2.3 inHeight:2.9 inWeight:11.2 ozCondition:NewQuantity:1Features of EOTech Transverse EXPS2 Holographic Weapon SightAn operator-grade Holographic Weapon Sight built for close-quarter engagements with fast-moving targets.EOTECHs unique reticle patterns are a critical to delivering fast target acquisition and MOA accuracy at any range.EOTECH reticles feature a 68 MOA ring surrounding a 1 MOA center dot allowing the shooter to quickly pick up and lock on a target.The standard ring found in most reticles equates to approximately 68" (5'8") at 100 yards.The EXPS HWS offers multiple brightness settings offering quick adjustability to accommodate any shooting situation.Package Contents:EOTech HWS EXPS2 Holographic Red Dot SightHWS EXPS2 B-TQuick-Start GuideWarranty CardCR123 BatteryProtective CaseOPMOD EXPS2-DCR OP-KIT2023: EOTECH OPMOD EXPS2-DCR OP DCR Chevron Reticle Holographic Site Red Dot Sights, BlackEOTech EXPS2-0: EXPS2 Holographic Weapon Sight w/1 MOA Dot Reticle, BlackEOTech EXPS2-2: EXPS2 Holographic Weapon Sight w/2 MOA Dot Reticle, BlackEOTech EXPS2-0 Holographic Weapons Sight Black w/ Tan HoodEOTech EXPS2-0GRN: EXPS2 Holographic Weapon Sight w/1 MOA Green Reticle, Black