Precautions
The starting current of the 12 V air conditioner should reach 75 A.Please make sure the battery meets the requirements before purchasing.Vacuum processing (15-20 minutes) before adding refrigerant, and then refrigerant is added.Add R134a/600g because there is no refrigerant inside the air conditioner.Pressure gauge: low pressure 35 psi, high pressure 140-180 psi