Solar off-grid products are designed specifically for users in the areas without electricity and lack of power off-grid photovoltaic energy management system. This product breakthrough in a variety of climate and work environment easier to carry and install, and can quickly provide electricity supply,this product is widely used in remote areas of the family, schools, clinics and emergency rescue sites etc, all-round To provide customers with cost-effective, convenient construction of power solutions. Off-grid energy storage systems require no fuel, zero pollution, zero noise operation, low maintenance costs, and are capable of powering multiple loads, including lights, fans, radios,televisions and mobile phones, compared to diesel generators. At the same time, it can also be used as a backup solution in case of emergency to ensure the normal supply of electricity.