Most tourist vehicles used for battery-driven approach, does not in itself harmful gas emissions of pollution atmosphere, just a few battery charging to use, because most of the power plants built in the absence of the densely populated city, and less harm to humans, but plants are stationary, set emission, removal of harmful emissions more easily, and also has a related technology. Sightseeing car battery electrical energy, such as coal, nuclear, hydro, etc. Tour bus can take full advantage of surplus electricity charging in at night when demand is low, so that day and night power generating equipment can take full advantage of greatly enhances economic efficiency, advantages of helps to save energy and cut carbon dioxide emissions. Tourist cars disadvantage is climbing capacity is weak. There is also a sightseeing car fuel.