... service 4,fast delivery HID projector len: 2 bulbs2 projector lensScrews and wiring'sMenulAdvantages of Bi-xenon Projector lens light1. Easy installation, unnecessary ... the function of delayin turning off the light and double beam projector4. Adapt to H1, H7, 9004, 9005, 9006, 9007 H4 ...