2X Bi-Xenon Projector Lens 2.5" RHD Headlight Kit Hi-Lo Beam Car Retrofit H4 H7

2 x H7 adapters. 2, Q: My headlight is use H4 bulb, is this projector lens can fit it?. 1, Q: Can I Install H4 bulb to this projector lens?. 2 x H4 adapters. BI-xenon projector lens can change high and low beam itself.

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