How much does a solar panel cost?

A 30 square meter battery panel requires approximately 20 180W panels or 15 240W panels (approximately 4000W in total), approximately 35-40 batteries (12V 100A), an inverter and a battery. The map represents 60%. Cost. The current market price is around 15 RMB for 1W. The battery accounts for around 30% of the cost (around 600 RMB per piece). The inverter is about 5% of the cost (around 3000-4000 RMB). for about 10% of the 5% cost. The total cost is around 100,000 RMB. Counting 6 hours of sunshine per day, the electricity production per day is approximately 20 to 30 degrees.