NOVSIGHT 2x 9003 HB2 H4 LED Headlight Bulbs Hi/Lo Beam 6500K 13000LM 60W Canbus

2 year warranty provided. Lamp size:H4 HB2 9003. Colour temperature: 6500K. Q4: Will this bulb give error code or tend to flicker，or neither side lighting up, or work inconsistantly?. 2x LED headlight bulbs.

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