This replacement bulb is specifically for AD600, ensuring light efficiency and performances. Suitable for indoor and outdoor shoots, portrait photography, product photography, and various creative shoots environment. Suitable for professional photographers, studio workers, and photography enthusiasts superior light sources. Enhances your photography setup with this Flashes accessory, ensuring consistent lighting for every shot. Selected from glass, this bulb is easy to install and provides stable, even illumination, perfect for long duration shoots.