What are the usage methods and precautions for parking air heaters?

Instructions and precautions for using parking air heaters:
Usage:
Start: With the vehicle engine running, turn on the parking air heater switch and set the appropriate temperature.
Adjust wind direction: Adjust the direction of the air outlet as needed, so that the warm air can directly blow towards the area that needs to be heated.
Timed shutdown: As needed, the parking air heater can be set with a timed shutdown function to avoid forgetting to turn off and wasting energy.
Notes:
Safety first: When using the parking heater, ensure that the vehicle is in a safe state and do not use it while driving to avoid distracting the driver's attention.
Moderate use: When using the parking air heater, adjust the temperature appropriately to avoid discomfort caused by high or low temperatures.
Pay attention to ventilation: When using parking air heaters, it is important to regularly open windows for ventilation, maintain air circulation inside the car, and avoid prolonged exposure to enclosed environments that may cause oxygen deficiency.
Check the equipment: Before using the parking air heater, check if the equipment is working properly. If there are any abnormalities, repair or replace them in a timely manner.
Avoid obstruction: When using the parking air heater, make sure that the air outlet is not obstructed to avoid affecting the heating effect.
When parking: The parking air heater is mainly used during parking. Do not overly rely on the parking air heater while driving to avoid overloading the vehicle battery.
Energy saving and environmental protection: When selecting and using parking air heaters, it is advisable to choose energy-saving and environmentally friendly products to reduce their impact on the environment.
Regular maintenance: To ensure the normal use and extended service life of the parking air heater, it is recommended to perform regular maintenance and upkeep.
In short, the correct use of parking air heaters requires attention to safety, comfort, and energy efficiency. During use, it is important to follow the instructions and precautions to ensure the normal operation of the parking air heater and extend its service life.