YWBL-WH 2pcs USB Fan Speed Controller, DC 4 to 12V USB Fan Stepless Speed Governor Controller Regulator with Switch Module Input DC 4-12V to 2.5-8V 5W 5V
CERRXIAN USB Fan Speed Controller, 18W Stepless Regulator with 5V 4A USB-A & Type-C Input,Easy-Knob Operation for USB Cooling Devices
Akozon USB Fan Speed Controller - Precise Airflow Regulation with Adjustable Knob for 5V USB Fans & Multiple Power Sources
Karlak Adjustable USB Fan Speed Controller, Stepless Governor Output 2.5-8.0V, Aluminum Material, Suitable for Common 5V USB Fan in Market
4PCS 5W Power USB Fan Speed Controller For USB Fan and LED Light
RUNCCI-YUN USB Fan Speed Controller
