Green Power Resource Management Inc. has released its Solar Powered Air Conditioner & Virtual Power Plant, which provides efficient cooling, AC power, and backup energy for residential and small commercial buildings. The DC-engineered system operates with solar panels, a wind turbine, batteries or AC power. It provides renewable energy even when the grid is down. The product features 13,500-Btu-per-hour cooling capacity, battery backup of 450Ah and two plug-in receptacles providing 1,500-watts-per-hour AC power.