VEVOR Electric Melting Furnace, 3KG Digital Electric Melting Furnace, 1750W 1150℃/2102 ℉ Gold Smelter Furnace with 1KG&3KG Graphite Crucible & Ingot Die for Processing of Melting Gold, Silver, CopperProfessional Melting FurnaceHigh-Purity Graphite CrucibleDigital Temperature ControlFast & Efficient HeatingComplete AccessoriesWide Application3 KG Melting Crucible Internal Dimensions (Dia. X H): 1.97" x 6.3" / 5 x 16 cm,Measuring Accuracy of Heating Range: ±1℃,1 KG Melting Crucible Internal Dimensions (Dia. X H): 1.5" x 4.53" / 3.8 x 11.5 cm,Max. Heating Temperature: 2102 ℉ / 1150 ℃,Model: GF1100ND3,Input Voltage: 110V,Item Dimensions: 14.96" x 9.45" x 8.27" / 38 x 24 x 21 cm,Crucible Capacity: 2.2 Ibs (1 kg) / 6.6 lbs (3 kg),3 KG Melting Crucible External Dimensions (Dia. X H): 2.95" x 6.7" / 7.5 x 17 cm,Weight: 15.65 lbs / 7.1 kg,Power Input: 1750 W,1 KG Melting Crucible External Dimensions (Dia. X H): 2.56" x 4.92" / 6.5 x 12.5 cm