3KW SOLAR SYSTEM 1.HIGH EFFICIENCY, 3060WP SOLAR PANEL 2, WOKING ALL DAY AND ALL NIGHT ... system is the leader of renewable energy ;* Domestic applications: refrigerators, air-conditioners, TV, lighting, etc ;* Public applications: highway, bridge and tunnel ... panel !! THE TOP 1 Solar CELL Hight Efficiency >17~23% Inverter Pure Sine Wave inverter high efficiency > 92% If DC no need Inverter ...