2x Car Auto 120 LED 3528 SMD H7 Xenon White Fog Driving Head Light Lamp Bulb 12v Brand new & high quality Easy to use Super brightness Suitable for car headlight H7 socket Low power consumption and long service life 120 LED 3528 SMD light Voltage:DC 12V Package included:2x Car H7 Light Lamp Bulbs Installation: Open lens and remove original bulb. Choose appropriate adapter. Install LED light just as ordinary light bulb. There is one type of LED light bulb which needs to distinguish the polarity of electrodes. Please insert it into the light holder on the automobile to see if it lights. If not, please insert it with the reverse polarity immediately. After the light is confirmed, mount it on the automobile.