This product is a cloud monitoring helmet designed to ensure the health and safety of construction workers in hot weather. With global warming, the temperature in summer is getting higher and higher. There is a high incidence of heatstroke among construction workers who work outdoors all the year round. Aiming at this pain point, this product uses physical methods to cool down and cooperate with intelligent technology to monitor the user's physical state in real time. Effectively realize the specialization and visualization of site management