Do more with the 300 watts output solar generator suitable for a small business and households' basic energy needs. it can power light points, laptops, 1 fridge/small freezer, 1 television and decorder, 40 watt fans. user must ensure the load is not more than 200 watts. to guide in calculating hours of usage, 5 pcs of 10 watts bulbs (50 watts cumulative) will be powered for about 18 hours, 100-watt fridge for 9 hours. it can be charged on the grid and with 1 solar panel