5W USB solarni izpušni ventilator mini ventilator sončna plošča ventilator za hlajenje prezračevanje USB solarni panel

Feature: When connected to the solar panel, the fan can run; and can be used alone by plugging into the computer's USB port. When connected to a solar panel, the way the fan works depends on the sunlight. When the sun is irradiated to generate hot air, the fan immediately rotates to dissipate heat in time, ventilate, save the trouble of pulling wires, and it is safer and more convenient. There is no rechargeable battery in the fan; if you need the fan to work at night, you can use the power pack. Specification: Solar panel chip: Polysilicon Solar panel power: 5W, 6V Panel size: 14.5cmx14.5cm/5.71x5.71in Mini fan: Size: 4 inches Material: Iron Power supply: USB plug, 5V USB cable length: 70cm/27.56in Colour: Black Package included: 1 X Solar Panel 1 X 4 inch Fan