Say goodbye to dead batteries with the Battery Butler - Cigarette Lighter & Power Plug Adapter. Designed specifically for the iconic Ford Mustang from 1964 to 1973, this innovative charging solution allows you to conveniently charge and maintain your battery through the cigarette lighter or power plug port. With its user-friendly design and high-quality construction, the Battery Butler outperforms traditional charging methods, ensuring your Mustang is always ready to hit the road.