Power LED lights and electronic devices in the car with this 12V DC power adapter.  The 5.5x2.1mm barrel connector is the most common DC power connector used by LED lights and all kinds of electronic devices.

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Power LED lights and electronic devices in the car with this 12V DC power adapter.  The 5.5x2.1mm barrel connector is the most common DC power connector used by LED lights and all kinds of electronic devices.

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