In order to speed up the construction of Lhasa as an international tourism city and take full advantage of abundant solar energy resources in Tibet, a Tibetan, Chinese and English trilingual travel navigator powered by solar panels is designed by using a Sunplus 32-bit embedded development system as the core. The internal solar powered module circuits and the overall design of the system are described in detail. Inside the system is information of tourist attractions in Lhasa, which can help inquiring tourist routes.