Automatic changeover propane regulator makes switching tanks seamless. It automatically switches from the service tank to the reserve tank once the service tank is empty. This regulator features a two-stage design, providing consistent gas pressure for optimal appliance performance. With an easy-to-read indicator, it allows you to monitor propane levels, preventing unexpected fuel outages. It ensures a continuous propane supply for RVs, outdoor cooking, and other propane-fueled applications.