The REDARC Manager30 S3 is a powerful, versatile, and easy-to-use battery management system for your vehicle. It automatically distributes charging power from AC, DC, and solar inputs to ensure your auxiliary batteries are charged and maintained. It can be used with up to three battery banks, making it perfect for recreational vehicles, caravans, and camper trailers. The Manager30 S3 is designed for safety and reliability; its advanced safety features ensure your battery system remains protected while in use. With its intuitive user interface and easy installation, the Manager30 S3 is the ideal solution for keeping your battery system fully charged and maintained.