Optics Planet Exclusive HS507C-X2 in Wolf Gray.The HS507C X2 is an open reflex optical sight designed for full-sized pistol applications. The HS507C X2 improves on previous versions by adding Lock Mode which was first introduced in our 2018 LEM pistol optic models. Lock Mode, when activated, locks the buttons preventing inadvertent setting changes.Additional features include Holosuns Red Super LED with up to 50k hour battery life, Solar Failsafe, Multi-Reticle System, and Shake Awake. The durable housing is made from 7075 Aluminum, uses an industry standard footprint, and houses the 1632 battery in a side-mounted tray for easy replacement when needed.Specifications for Holosun OPMOD HS507C-X2 Reflex Red Dot Sight:Manufacturer:OPMODColor:Wolf GreyFinish:AnodizedFabric/Material:7075 AluminumMagnification:1 xObjective Window Size:0.63x0.91 inReticle:2 MOA dot, 32 MOA circleIllumination Type:LEDBrightness Settings:12Eye Relief:UnlimitedAdjustment Click Value:1 MOABattery Life:50000 hoursWater Resistance Level:IP67Weight:1.5 ozQuantity:1Features of Holosun OPMOD HS507C-X2 Reflex Red Dot SightMRS: Circle Dot; 2 MOA Dot; 32 MOA CircleReticle Color: Red/GreenUp to 50,000 Hours Battery Life (Setting 6)12 Brightness Setting: 10 DL & 2 NV CompatibleConvenient Tray Battery CompartmentParallax-free and Unlimited Eye ReliefPackage Contents:Holosun OPMOD HS507C-X2 Reflex Red Dot SightT10 L KeyCR1632 BatteryUser ManualLens ClothOPMOD HS507C-X2 WG: Holosun OPMOD HS507C-X2 Reflex Red Dot Sight, Red 2 MOA Dot and 32 MOA Circle, Wolf GrayOPMOD HE507C-GR-X2 WG: Holosun OPMOD HS507C-GR-X2 Reflex Red Dot Sight, Green 2 MOA Dot and 32 MOA Circle, Wolf Gray