Welding Machine Time Control Board DIY Controller Board For Professional Home 40A Description: [Product List]: 1 NY – Digital machine control board. Size is 10,4 cm x 8 cm x 6 cm. [Function]: Time synchronization control on the digital machine control board uses zero transition synchronization to ensure synchronization and the number of each output. making it easier to use. [Material]: The welder's digital control panel uses high-quality materials. The knob is made of PP, the board is made of wood, and the chip is made of aluminum alloy. [Convenience]: The power cord and foot switch cable do digital welder control plates are equipped with quick couplers, which are more convenient and reliable. The power supply can only be powered by alternating current. [Working light]: Built-in welding machine working time control board, indicator lights make the working procedure clearly visible. Specification: Material: PP Size Chart: 10,4 cm x 8 cm x 6 cm / 4,09 inch x 3,15 inch x 2,36 inch The package includes: 1 Control board