Specification BatteriesRequired : 1 Brand : Qiaoba BulletPoint1 : Dimensions: 22(D) x110(l)mm length BulletPoint2 : Output: <5mW Class IIIA, DC3V power supply BulletPoint3 : Working distance,3-10meters recommended indoor BulletPoint4 : If laser line is not ideal when you get,pls adjust the front cap to get suitable line as you need at different distances BulletPoint5 : Item contain 1x650nm Red laser module,1xDC3V adapter and 1x a mount houlder Color : Silver ExternallyAssignedProductIdentifier : 7621635449335 IncludedComponents : laser module ItemName : 650nm Adjustable Red Cross Line Light Cross Hair Module Generator Projector Placement Position Guide for Wood Stone Cloth Fabric Cutting Alignment 22mm DC3V (650nm Red Line) ItemPackageDimensions_Height : 0.01 inches ItemPackageDimensions_Length : 4.5 inches ItemPackageDimensions_Width : 2 inches ItemTypeKeyword : line-lasers Manufacturer : Qiaoba Material : Glass LENS MeasurementAccuracy : 0.1mm ModelName : Red Line laser ModelNumber : 650-L22 NumberOfBoxes : 1 NumberOfItems : 1 OperationMode : Automatic PartNumber : 631514772536 PowerSourceType : Power Supply ProductDescription : Wavelength:650nm. Output power: 5MW ClassIIIA. Green laser Line Width Adjustable at different Working Distances ProductSiteLaunchDate : 2018-12-22T08:43:16.287Z Style : 650nm Red Line SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 32111500