Features 1、Use a flyback drive circuit such as no voltage switch to drive the ignition coil 2、To prevent excessive current at the bottom, the whole window add tin treatment, bring strong overload capacity, has the characteristics of high power, low heat, simple and reliable 3、This set use good-quality graphics radiator, which bring good heat dissipation effect 4、ZVS improved the stainless steel material and use FR4 double-layer glass fiber board to produce 5、Come with low resistance, low heat generation, good heat dissipation, greatly improving stability and lifespan Specification Item Type: ZVS Driver Board Coil Power Supply Material: Plastic + fiberglass Model: ZVS Application: Widely used to drive spark gap coil, for Jacob's Ladder, for Marx Generator and other devices Input Voltage: DC12-30V Input Current: More than 10A (15A-20A recommended) Package List 1 x ZVS Driver Board 1 x Coil Power Supply