color 1?(1156 single contact) diagonal white，
color 2?(1157 pairs of contacts) the level of foot white，
color 3?(1156 single contact) diagonal yellow，
color 4?(1157 pairs of contacts) the level of foot red，
color 5?(1157 pairs of contacts) The level of foot white Strobe，
color 6?(1157 pairs of contacts) the level of foot red strobe