Zero Voltage Switch Supply Driver Board,Operating voltage: DC12V-30V (less than 12V does not work) Requirements: Voltage = 12V, Current greater than equal 5A ; Voltage greater than equal 15V, Current greater than equal 10A (the greater the current, the more adequate );Operating frequency: 30kHz-50kHz, adaptive.Output voltage / : input 12V / 5A, the output of about 10000V / 60W; input 24V / 10A, the output of about 20000V / 200W.Arc length: 1-5cm; range: 180-360W;colour:blueMaterial:PCBsize:75*70.6mPackage Contents:6 * Driver BoardOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.