What is the difference between four-season solar energy and three-season solar energy?

Solar energy is a product that combines light and electricity. There are no three or four seasons. Solar power relies on solar energy to heat water during rainy days or in winter. is used to heat solar energy, just like the heat used to boil water bottles quickly. Additionally, if the solar pipeline is to be used in winter, electric heating tape should be added to prevent and defrost the pipeline. The main reason why there are three seasons and four seasons now is that the profit from solar energy is low. Dealers will give you all the accessories, but you won't accept the price. So now dealers are throwing out the accessories and you will accept them. pay them. I bought it for you to install. If you don't want it, deal with it. In winter, solar energy will stop. . . . . .