Feature:
1. KELEI independent R&D product that granted 14 patents
2. Over 40% electric-optical transformation rate
3. Applications on a variety of materials
4. Adjustable welding width which is convenient for the users
5. Compatible with 10-meter fibre that can help longer-distance welding
6. Numbers of work modes can adapt to any angle and complexness
7. Multiple protection locks for the working safety