1. H4 to H13 adapter: plug and play, easy to install. 2. The shell has a vent cap to prevent fog and built-in anti-flicker. 3. Die-cast aluminum housing, better shockproof and waterproof function. 4. Light perception: the light is more and prevents glare. 5. Long life: advanced LED exceeds ordinary bulb, is more than 50,000 hours. Specification: LED chip: LUMINUS; Voltage: 9-30V; Power: 500W; Color temperature: 6000K; Lumen: 30000LM; Product size: 7 inches; Waterproof rating: IP67; Working temperature: -40 + 85 ° C; Color: black; Material: die-cast aluminum; Lifespan: 50,000 hours Product advantages: imported super bright light beads, concentrated light, energy saving, humanized installation of removable card position, real materials, more protection. High performance, waterproof, dustproof, anti-fog, can be used in extremely harsh environments ingenious, beautiful appearance, strong heat dissipation, light, prevent dizziness. Energy saving, environmental protection, long service