Description: Fanless Design: The car headlight bulb is designed without a fan, making it suitable for all environments including dusty, extremely hot, and cold conditions. This design reduces the failure rate of dead or broken lights as there's no lubricating oil that could melt or solidify under harsh conditions, causing the fan to malfunction.Compact Size and Integrated Design: This light bulb features an integrated design with built in drivers and no unnecessary wiring. Its strong adaptability makes it a plug and play device.Non Polarity Design: The non polarity design of this headlight bulb prevents short circuit situations caused by incorrect installation of plug.Quick Start and No Delay: This car headlight bulb offers quick start up with no delay, ensuring immediate illumination when you need it.Intelligent Temperature Control System: Equipped with a smart chip temperature control system that can intelligently recognize real time product temperature and automatically adjust the over temperature current to significantly reduce the risk of light failure. Specification: Material: Aluminum AlloyLumen: 5000LMInput Current 1.3APower 25WColor Temperature 6500K Heat Dissipation Material: Aluminum substrateRadiator Diameter (mm): 1Temperature Control System: YesPolarity: Polarized Size Chart: H4, Height7.74cm/3.05inch Package Includes: 1 Pair LED Car Headlight Bulbs Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.