3-4 hours.
When the battery is fully charged, electrical appliances with a power of approximately 50 W can be used for 3 to 4 hours. For example, small TVs, fans, laptops, etc. if the total power is less than 300W.
Solar energy refers to the energy of thermal radiation from the sun (see the three modes of propagation of thermal energy: radiation). Its main manifestation is often called solar rays.
Solar water heaters, solar lamps, etc. Solar energy refers to the energy of thermal radiation from the sun, which is used to generate electricity or provide energy for water heaters. Derivative products include solar water heaters, solar lights, solar cells, solar fan caps, solar electric fans, solar flashlights. chargers and cars solar. The main forms of solar energy utilization include photothermal conversion, photoelectric conversion and photochemical conversion of solar energy.