The B&B , the CEE Form connector, stands for blue lid and black body designed specifically for the film and stage industry. Its main structure consists of a blue head and a black body, with the blue representing a voltage of 230V and the black easily blending into the stage background. The high-stability engineering insulation plastic is strong, tough, and durable, and can work steadily indoors or outdoors. It has a waterproof and dustproof rating of IP44 and is certified with European CE safety certification.