This easy-to-operate machine can be used indoors, and is designed with a high-temperature ceramic chamber for long-lasting casting abilities! These units are available in 1 Kg, 2 Kg, and 3 Kg sizes, as well as 110 Volt US Standard or 220 Volt European Style power for all of your melting needs! This unit is recommended for melting down precious metals such as gold and silver, even copper, zinc, tin, aluminum, and more. Includes an instructional manual, power cord, tongs and grooved graphite crucible to match your furnace size. Maximum temperature is 1150°Celsius / 2102° Fahrenheit. Digital SSR controlled. Includes a 2 Kg furnace, tongs, crucible, power cord, and an instructional manual.