Hecht lawn mower level indicator flap

This is the level indicator flap from a HECHT 1641 electric lawn mower.
I have damaged my original, so I have created a replacement.
It fits and works perfectly.
Enjoy!

Designations:
25275602801 level indicator DYM1526EG-05 DYM1526EG-05-3
25275600901 seems to be the same