If you've broken your glass dome protection cover on the Godox QT400III QT600III QT1200III strobe then this is the replacement part.
Just slide it over the retention clips and you're ready to go.
This glass dome is required to be used because it affects the colour temperature of the strobe.
1 x Glass Dome Protection Cover for Godox QT400III QT600III QT1200III
Glass Dome QTIII