1 change to super white light bulb, change bulb, and enhance high-power quad, although cheap but not good, the effect is not obvious, If buy a bad quality product, the risk is higher, and the light is burning fuse, heavy then burn out lines, baking bad headlamps, cause line accident

 

2 installation HID Headlights, also thought as economic and practical, but now in the market for the xenon lamp, cheap one several hundreds, good one can be high, up to 1000-2000, and not all models suitable for! For example the headlight H series, most car modified, because the original automobile is halogen headlamps, according to the focal length of the halogen bulbs to design, not at the xenon lamp bulb development of special glance bowl, halogen lamps and hid xenon lamp due to focus not consistent, change the configuration and focal length produced after the change, can't put the beam gathered together, cannot have contracts to effect, so the light naturely will change spread, out of the light will cause the effect of dazzling spread, lighting busting not 

to say, will seriously affect the normal running of the opposite to the car, a safe hidden trouble! Transform hernia bulb let the focal length change, flash is very much, the serious influence others driving don't say, you feel headlight brightness and not ascend!

 

3 installation double light lens with a little better price, not significant, basically have local parts and import, resulting in a great disparity. If you understand it well, you will find it is really the one what can promote the perfect night illumination products,this is the best choice of modified HID 

Headlights, one pace reachs the designated position!

 

In a word: lens can put the scattering light source into a parallel light, the light can be concentrated in the control range, effectively improve the HID Headlights focusing performance and light regularity, fundamentally solve the HID Headlights installation for astigmatism dazzling