The Lee Precision Precision Melter includes infinite heat control for the serious shooter. The Precision Melter takes less than 15 minutes to melt 4 pounds of metal. 500 watts AC only.WARNING: Melting and casting lead objects will expose you and others in the area to lead, which is known to the State of California to cause reproductive harm and cancer. For more information, go to www.P65Warnings.ca.gov. See instructions on Reducing Exposure supplied with product.