Frangible coupling surface mounting heliport perimeter Light (Elevated) mark and illuminate helipad touchdown and lift-off area (TLOF) , 220vac power supply 30cd green led steady-on
Frangible coupling surface mounting heliport perimeter Light (Elevated) mark and illuminate helipad touchdown and lift-off area (TLOF) , 220vac power supply 30cd green led steady-on
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