6x6 polycrystalline solar cells are great for assembling a homemade solar panel. The set includes 10 highly efficient solar cells, each of which, under good lighting, can reach power up to 4.1 W and produce a voltage of 0.5 V. The maximum current is 8.2 A. A home-made solar battery can be used in the country or outside the city as power supply for charging a laptop, phone. Also, with their help, you can organize street lighting of a summer cottage.
Cost: ~ 1774