15V 30W, polycrystalline
Lithium-Ion 11.1V 5AH
The fan runs when plugged to the solar panel. And it can be used alone by plugged into computer USB port.
When plugged to the solar panel, how the fan works depends on the sunlight.
When the sunlight is strong, the fan works fast. When the sunshine is not strong enough, the fan may work low or even does not work.
Stronger wind and Lower noise
More humanity and meet the needs of air blowing
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