To address the common issue of PCB corrosion caused by humidity in outdoor environments, we are proud to release a new option for our SK printers. The Anti-Humidity coating option model has Anti-Humidity coating on the main board. This enhancement significantly improves durability and reliability, making it ideal for long-term outdoor operation.
The Anti-Humidity coating option is now available for the below models.

SK4 Series
SK4-21
SK4-31

SK1 Series
SK1-211
SK1-311