... , such as in cars,in trucks,at boat,with solar system,and so on . It can drive many equipments ,for example ... charger ,etc.150W:laptop, PDAS , 8" TV, Halogen light buld, CD , Mini stereo ,etc.300W: 20TV ,VCR Combo ,computer ,printer ,Fax ,etc ... .500W: Home stereo ,Blender ,Fan ,etc.1000W: Coffee maker, portable vacuum ,etc.2000W ...