The INDUCTOR PRO MAX4 is the only commercial grade induction heating tool with a two-year warranty and a full year on attachments. Capable of heating aluminum or steel, it operates on 120 volts/20amps. PRO MAX4 comes with new high performance INDUCTOR “U-Series” attachments molded in high-temp-, impact- and chemical-resistant epoxy polymers including. Call (877) 688-9633.