This LED light bulb kit is engineered for reliable automotive lighting performance. Each bulb features twenty premium 5630 LED beads arranged with sixteen positioned at four sides and four at the top with a condensing lens, delivering 800 lumens of brightness at 6500 kelvin color temperature. The built-in constant-current driver ensures stable operation while consuming only twenty watts of power for an expected lifespan of up to fifty thousand hours. Constructed from high-grade aluminum alloy with seamless convergence processing, these bulbs dissipate heat effectively for long-term durability. The kit includes LED load resistors made from copper alloy rated at fifty watts and six ohms, designed to eliminate hyper flash or no-blinking issues common when installing LED bulbs in vehicles. The three-hundred-sixty-degree radiation angle provides wide, even illumination. Compatible with various twelve to twenty-four volt DC vehicles, these T25 3157 bulbs function as turn signal lights, parking lights, or daytime running lights. This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm under Proposition 65.