Garmin ECU Power Cable f/GHP 10 - Twist Lock [010-11057-00]ECU Power Cable Provide power to your electronic control unit (ECU) with our ECU power cable. Simply wire the ECU power cable to your boat battery as one of the last connections made during GHP 10 installation. WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov. Specifications: Type: Power Cords Box