If your gutter helmet is installed underneath your shingles then most traditional shingle clips will work as intended.
How to hang christmas lights with gutter helmet.
One approach is to simply attach your lights to your shingles rather than your gutters.
If your gutter guard is get damaged because of hanging lights then you can follow the instructions to.
Use plastic light clips or install insulated hooks to wrap the cord around.
Attach christmas lights to shingles.
Here are some tips for hanging christmas lights when you have gutter guards.
If you have a gutter helmet leaf guard the patented nose forward design may interfere with hanging certain types of light clips on gutters.
However do not nail or staple into the shingles to hang those lights as this could void your roof warranty.
When you are hanging lights avoid piercing the light cable with staples nails or screws.
If you would rather not attach clips to your shingles look for a clip with a thickness of less than 3 8 inch to fit in the gutter helmet system opening.
Simply sliding the tab underneath the bottom shingle and stringing the wire through the hanger portion will enable lights to be strung across your roofline easily.