First, you should consider your needs for purchasing a power station and for running what kind of equipment. Secondly, you need to know the power of this equipment and whether the Vanpowers model can run your equipment and meet your needs. Generally, there will be voltage and current specified on the body of household electrical equipment. You need to determine whether the voltage is within the allowable range of Vanpowers. If it is, you can use this information to calculate the power of your equipment and determine whether Vanpowers can run all the equipment you require.