Elinchrom Plug-in Flash Tube Action for ELB 400 Action Lamp Head. The Elinchrom Plug-in Flash Tube Action is specifically designed for the ELB 400 and Quadra Action Lamp Head. These flash tubes are crafted with precision, reliability, and versatility in mind, ensuring photographers have the essential tools to capture stunning images in any environment. Elinchrom's commitment to innovation is evident in these lighting solutions, making them the top choice for photographers seeking high-quality li