Precautions for the use of custom car vacuum cleaners

Pay attention to the power supply of customized car vacuum cleaners: when the car vacuum cleaner is used for a short time, you can turn the car key to the ON position and then plug it into the cigarette lighter for use, but if it is used for a long time, more than 5 minutes, In order to protect the car battery, it is best to use the vacuum cleaner after starting the vehicle.