... , upper moving.. Brightness: adjustable 4 grades or 8 grades.. FLASH memory: 512 programs, 4,000 Chinese characters or 8,000 English ... time scheduling.. Standard 12 months warranty.Application: It is suitable for the taxi, bus, coach to receive information from `their` companies ... , low cost and high quaility make it a wise choice for ad companies, cab operators, bus companies and so on.Remark ...