It solves the problem that the indicator of cathode light changeable car fails to illuminate and eliminates the effect of creepage. It solves the problems of unable to shrink or turn off the light due to creepage.

When installing a H/L moving kit on the car,there remains one plug as the other is for moving wiring using. Then the onboard computer will warn the "Circuit Fault", to insert the DIODE can eliminate this kind of warning.

Type Available: H4(HB2/9003), 9004(HB1) / 9007(HB5), H13(9008).