Off-grid solar system 500w

1) Provide electricity for6-8h/days2) Can guarantee that two consecutive rainy days of normal power supply.3) Solar modules for peak power: 500 Wp.4) The output voltage to: 220 VAC +10% (Or 115VAC +10%)5) Max Peak Power in one days (6-8 Hours) 3000-4000W6) The maximum power load for the system: 400 W. 500W solar system can power the following6 Energy Saver Bulbs1 Radio or CD/DVD player1 Small Refrigerator2 fans2 Laptop1 20 Colour TV