Specification BatteriesRequired : 1 Brand : Sky Watcher BulletPoint1 : 127mm (5") aperture primary mirror BulletPoint2 : f/11.8 focal ratio - 1500mm focal length BulletPoint3 : Personalized commemorative anniversary plaque on OTA. Only 1000 produced BulletPoint4 : The gear ratio of the dual speed 2.5-inch toothed focuser is 1: 10; which makes it easy to achieve accurate focus; the dual speed focuser can provide two focusing speeds by using a set of co-axial knobs; for fast focusing and fine focusing BulletPoint5 : The length of the dovetail is as high as 300mm; it can maintain the balance to the greatest extent; and it will be more convenient in the adjustment process Color : Gray CompatibleDevices : Smartphone ExternallyAssignedProductIdentifier : 6925810099164 ExternallyAssignedProductIdentifier1 : 810098970396 ExternallyAssignedProductIdentifier2 : 0810098970396 EyePieceLensDescription : Galilean Finderscope : Straight-Through FocalLengthDescription : 1500 millimeters FocusType : Fixed Focus Hazmat1 : LITHIUM METAL BATTERIES PACKED WITH EQUIPMENT Hazmat10 : EG_SmallLithiumMetalBatteryWithEquipment Hazmat11 : ES_SmallLithiumMetalBatteryWithEquipment Hazmat12 : FR_SmallLithiumMetalBatteryWithEquipment Hazmat13 : GB_SmallLithiumMetalBatteryWithEquipment Hazmat14 : IN_SmallLithiumMetalBatteryWithEquipment Hazmat15 : IT_SmallLithiumMetalBatteryWithEquipment Hazmat16 : JP_SmallLithiumMetalBatteryWithEquipment Hazmat17 : MX_SmallLithiumMetalBatteryWithEquipment Hazmat18 : NL_SmallLithiumMetalBatteryWithEquipment Hazmat19 : PL_SmallLithiumMetalBatteryWithEquipment Hazmat2 : UN3091 Hazmat20 : SA_SmallLithiumMetalBatteryWithEquipment Hazmat21 : SE_SmallLithiumMetalBatteryWithEquipment Hazmat22 : SG_SmallLithiumMetalBatteryWithEquipment Hazmat23 : TR_SmallLithiumMetalBatteryWithEquipment Hazmat24 : US_SmallLithiumMetalBatteryWithEquipment Hazmat25 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumMetalBatteryWithEquipment Hazmat5 : AU_SmallLithiumMetalBatteryWithEquipment Hazmat6 : BR_SmallLithiumMetalBatteryWithEquipment Hazmat7 : CA_SmallLithiumMetalBatteryWithEquipment Hazmat8 : CN_SmallLithiumMetalBatteryWithEquipment Hazmat9 : DE_SmallLithiumMetalBatteryWithEquipment IncludedComponents : Telescope ItemName : Sky Watcher 25th Anniversary Virtuoso GTi Skymax 127 Telescope, Gray, S21225 ItemPackageDimensions_Height : 83.185 centimeters ItemPackageDimensions_Length : 27.432 centimeters ItemPackageDimensions_Width : 30.48 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : refracting-telescopes Manufacturer : Sky Watcher MinFocalLength : 11.8 ModelName : S21225 ModelNumber : S21225 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfLithiumMetalCells : 1 PackageLevel : unit PartNumber : S21225 PowerSourceType : apo telescope ProductDescription : Sky Watcher 25th Anniversary Virtuoso GTi Skymax 127 Telescope, Gray, S21225 ProductSiteLaunchDate : 2024-03-29T17:09:22.043Z Size : 122mm Style : 80900 telescope & 8 Pieces Kits SupplierDeclaredDgHzRegulation : not_applicable TelescopeMountDescription : 25th Anniversary Virtuoso GTi Equatorial Mount (or equivalent) WarrantyDescription : We provide lifetime warranty for telescope or OTA and 30 days no reason to return. Beyond the warranty period: We still offer maintain service, buyers are required to afford corresponding costs. We processed in the most hassle-free way possible.You just need to contact with us on Amazon ,we will reply you within 12 hours