DC 4V-12V 5W USB Fan Stepless Governor USB Fan Speed
Specifications:
Power supply Range:DC 4~12V
Output Range:DC 2.5~ 8.0V
Rated Power:5W (Please do not overload use)
Suitable for the very common 5.0V USB fan on the market
How to use:
Governor male Insert mobile phone charger,charge treasure, computer USB,fan Plug and then insert the Governor head can!Or use the Micro USB 5.0V power supply.
Attention matters：
For two-shift fan,please place the fan in one gear,or you may not be able to adjust speed!