Product Dimensions 11.8"L x 0.79"W x 0.79"H
Power Connector Type USB
Voltage 12 Volts
Cooling Method Air
Compatible Devices Desktop
Maximum Rotational Speed 15000 rph
Number of Items 1
Item Weight 1.44 ounces
Item model number PC102a
Date First Available November 19, 2025
Item Length 1
Item Height 1
Item Width 1

Check the listing for details. 2 Pack USB 5V to 12V 4 Pin Fan Speed Adapter Controller Supported PC Cooling. Condition: New. Listed at 19.75 USD. Compatibility Fan: 4Pin 12V Fan less than 8W (This is a 4-pin connector, but you can see only two wires are connected. The other two pins are empty because USB power only requires two lines). Easy to Use: Simply plug the USB into an adapter or computer, connect the 4-pin end to the fan, then turn on the switch and adjust the speed with the dial.

$13.83
$19.75