The Genuine Volvo Auxiliary Support Battery (AGM) - 30659531 is a high-quality, durable battery designed specifically for use in Volvo vehicles. It serves as an auxiliary power source to support the main battery, providing additional power for various electrical components in the vehicle. This AGM (Absorbent Glass Mat) battery is made with advanced technology and materials to ensure reliable performance and a long lifespan. It is an essential component for maintaining the proper functioning of your Volvo and ensuring a smooth driving experience.