The off-grid solar system is a battery based, independent solar system that does not need a utility grid to illuminate your places. It is a complete solar setup with solar panels, solar battery, and solar inverter, and is ideal to lighten a home even in a far off location. This solar system is more prominent as it comes with a power backup.
Like every other solar system, an off-grid solar system uses a solar panel to absorb sunlight and convert it into electricity. In the day time solar will run the connected load and balance energy will be stored in the solar battery. So in the daytime, the solar system runs home appliances generating electricity using sunlight and stores the extra energy into the battery bank. And at night when there is no sunlight, the appliances draw energy from the battery to keep running. Hence, the system works day and night.