Specification Brand : Original KY BulletPoint1 : Power:1700W, · Voltage:AC110V / 220V BulletPoint2 : · Measurement accuracy: +0.5%FS · Working environment: 0-50°C, 30-85%RH BulletPoint3 : · Max.Heat ing temperature: 1150℃ BulletPoint4 : · Capaci ty of the crucible:130.35cm3 · External dimensions of the crucible: diameter:6.5 Height: 12.5 · Internal dimensions of the crucible: diameter:3.8 Height: 11.5 BulletPoint5 : TemperatureControl system:the PID The PID module has two functions:to measure and to control the heating ExternallyAssignedProductIdentifier1 : 0712994965332 ExternallyAssignedProductIdentifier2 : 712994965332 ItemName : 3 KG Kilogram Digital Gold Melting Furnace Casting Refining Assaying Precious Metals Melt Silver Copper Tin Aluminum 2102 F 110V / 220V ItemPackageQuantity : 1 ItemTypeKeyword : crucibles Manufacturer : Original KY ModelNumber : 0686R72PK NumberOfItems : 12 PartNumber : 5733AN788 ProductDescription : Use instruction: MF series apply SSR controller,alloy made heater with melting point up to 1900°c,high temp proof ceramic melting chamber , high alminium protection and other advanced top quanlity component to improved it's durability and working efficiently over current markets furnaces. Dimensions:( LxWxH) 31x36x37cm · Shipping dimesions 38 x38 x42cm · Weight : 11kg · Shiping weight :13kg IMPORTANT:The graphite crucible is only adapted to melt gold,Silver,copper and other sev noble metals!