Renogy - 2pcs 320W Solar Panels 24V Monocrystalline On/Off Grid 640W for RV Farm Home Rooftop Residential Commercial House - Black

320W Monocrystalline Solar Panel can provide about 1600 Watt-hours of electricity per day (5-6 hours of direct sunlight), ensuring a consistent output over 80% for 25 years.