Description: Convenient: Can be set to save the last for operation, the module double pulse trigger, turn off any set of trigger time, you can change double pulse to single pulse trigger. Unique Design: The main board and the display panel are separated, and the outer casing can be flexibly assembled. Easy to Use: Multi-group data 12864 visual display, intuitive for operation, convenient, single encoder parameter adjustment can make the for operation simple and fast. Uniform Spot: With grid voltage compensation, the output of compensation can be automatically adjusted according to the change of power supply, and the electric voltage of about 1 second can be displayed when triggered, so that the effective heat of welding is consistent with the welding parameters, and the welding spot is uniform. Multifunctional: With 0-9999 welding counting function, with 5 groups of sample storage parameters, can be stored even the electricity power is off, the number of wleding could be seen just by a glance. Specification: Color: As Shown Material: ABS Size: Approx.10x6x1.5cm/3.84x2.36x0.59 inch Note: There might be a few color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Package Includes: 1 Piece Controller Board.