HVAC monitoring instruments are crucial for ensuring indoor comfort and air quality. They feature high - precision sensors that can monitor parameters like temperature, humidity, and air velocity in real - time and accurately. Made of durable metals and high - strength plastics, they ensure long - term stable operation. Their advantages lie in timely and accurate data feedback and remote control for intelligent management. Widely used in various buildings such as commercial offices, hospitals, and schools, they can automatically adjust the operation of air - conditioning systems according to different scene requirements, effectively reducing energy consumption and improving indoor environmental quality to create healthy and comfortable indoor spaces.