1For Spot Welder: The intelligent spot welder control board supports spot welding of 0.10.3mm nickel sheets throughout the process, saving time and effort. 2Intelligent Chip: Using intelligent logic control chip to intelligently calculate battery power, the control board has stable performance and safer operation. 3Multiple Functions: Supports the magnification gear, capacity gear, and 6 gear power selection, with low and over power warning function (forbidding welding). 4Current Range: The spot welder control board adopts 6 original MOS tubes, the maximum stable current is 1800A, with 100A900A wide welding current range. 5Welding Mode: The default automatic welding mode, automatic sleep for 8 minutes without operation, the control module is safe to operate, has strong practicability. Item Type: Spot Welder Control Board Product Model: DHJ 02B Working Voltage: 6.5-16V Working Current: