The Light Weight Concept is compact urban city car. The most unique feature is rear wheels transform into bikes. Rear wheels composed with a couple of wheels and electric motor each. Rear wheels to separate from body. It’s included Segway mechanism. The other functional feature is using a light weight structure. It has 2 parallel side panel and combined a lot of cross panels. This form helps the car became lighter and harder. It’s not only greatest energy efficiency but also feel futuristic style.