... and then fix ballasts and connect wires.Model no.:H1, H3, H4,H7, H8, H9, H10,H11, H13, 9004, 9005, 9006 ... (Color Temperature) :4300K - Bright White 5000K - White 6000K - Crystal White 8000K - Crystal Blue 10000K - Aqua Blue 12000K - Purple-BlueThe higher the color temperature, the ...