designer's own words:This is the product that all RV (Recreational Vehicle) lovers are looking forward to! It is an amphibious vehicle which makes you feel like driving a yacht. Its unique wading feature can help you achieve more dreams, while this feature is not available in any other RVs. 1 " Environmental friendly new energy power system": In order to better protect the environment and energy, 'Harmony' is mainly powered by hydrogen battery and the four electric driving motors are hidden in the 4 driving wheels. The retractable solar paddle on the roof of the vehicle can not only be used as a sail but also provide auxiliary electricity and driving power for the vehicle. When you drive in the water, the jet drive installed on the rear of the vehicle can also provide driving power 2, human-based living space: "Harmony" has reasonable use of space for four people to live. Inside the vehicle are leisure areas, toilet, kitchen, and entertainment facilities. These rooms and features add more comfort and fun for traveling. 3，performance price ratio: Comparing to luxury yachts and RVs ,” Harmonye” provides better product performance price ratio.