Roadmaster Stowmaster Diode Park Light

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Manufacturer's Number: 690
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This light diode prevents damage to a towed vehicle´s electronics that can occur if the towed car´s headlights are turned on while the electrical cord is still connected to the motor home. It will prevent any interaction between the two vehicle´s park light systems. Recommended for all vehicles.

WARNING: This product may contain one or more chemicals known in the State of California to cause cancer and/or birth defects or other reproductive harm. For more information, visit