Bulb Socket: H7 (499) / PX26D. 4x H7 (499) / PX26D LED Headlight Bulbs. Powerful,high-speed double ball-bearing fan speed up to 12,000rpm/Min. Twice faster than generic Hydraulic fans to kill heat. The bulb is equipped by the aviation aluminium heat dissipation to ensure effcient cooling Extending the life of LED bulbs for more than 50,000 hours.
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