Godox FT AD400Pro Flash Tube is an original replacement xenon tube designed specifically for the AD400Pro Wistro monolight. Engineered for consistent color temperature and reliable flash output, it restores your strobe to peak performance when the original tube wears out. The precision design ensures easy installation and dependable durability for professional studio and outdoor photography. Ideal for photographers who rely on the AD400Pro system, this genuine flash tube delivers stable light quality and long service life for demanding shooting environments.