just want to share what i'v learned from dude_pare01
schematic diagram of double auxillary light
http://images.dopydop.multiply.com/imag ... d=95230381
materials needed:
2 relay with 1 NC and 1 NO contact
2 diodes 1/2w
2 electrolytic capacitor 16v (not sure if how many farad, maybe 3300micro...