The Snap-On CTS661G is a high-quality charger designed specifically for automotive use. With a power source of a 2.0AH battery, this product is reliable and efficient for charging your vehicle's battery. The manufacturer part number CTS661G ensures compatibility with your vehicle, making it a dependable choice for keeping your car's battery charged and ready to go. This charger does not come with a charger, but it is a standalone product that does the job effectively.