led bar graph display 1,5 years warranty 2,OEM & ... 12 .16 segment are available 4, Series of color Led 10 segment bar graph : 1,Various color : red ,yellow green ... 4segment ,10segment ,12segment 16segment are available ,also custom bar graph are accepted 3,Sales directly by factory with low ... circuits diagram : Production line : Certification : 10 segment led bar graph display with gray surface color