1.Using advanced electronic techniques, the high-light LCD and the current and time is controlled by the microprocessor. 2. Equipped with various of welding tools. 3. Large-scale cable and the spot welding head welds. 4. Hommization designed machine structure, movable power source which makes it possible to change the operation station freely. 5. The screw welding function which makes it easy to use for car repair. 6. This type of machine can make various of welding function. 7. The high-precision welding procedure that makes the best working efficiency.