| power | range of marking lens | the text version |
| 20w | 150m | English |
| 30w | 200m | English |
| 40w | 150m | English |
| 50w | 200m |
English 。。。 |
| visual | It can be printed without posioning | English |
Use international chemical element symbols and symbols of the country to represent chemical components, and Arabic letters to represent component content: Such as: China, Russia 12CrNi3...
Regardless of whether stainless steel plates or heat-resistant steel plates, austenitic steel plates have the best overall performance, with sufficient strength, excellent plasticity and low hardness...