a.competitive price b.high quality c.professional manufacturer d.shock- resistant e.start ... , anti-interference, high-low-voltage, short circuit, low-temperature high-automatic protection functionBulb sizes available: Single beam Bulb: H1, H3, ... 9007-1, D2C(D2S/D2R), H3C, 880/881H/L Bulb (Xenon L+Halogen H): H4-2, H13-2, 9004- ... 2, 9007-2H/L Telescopic Bulb: H4-3, H13-3, 9004-3, 9007-3H/L ...