Delinx 2-Pack Ultra-Mini 5V 12V 4-Pin PWM Fan Temperature Controller, DC Smart Fan Speed Regulator with NTC Thermistor, 343 Programmable Modes for PC Case, 3D Printer, Small Space Cooling

Grab ya one of these has a temp probe and pwm pads get a usb cut it solder the power wires and probe and fan wires kapton tap and tuck away you can also set fan curvesOn the pcb 3d a nice top hat to mount the fan with a fan grill USB is 5v only this pcb takes the 5v bumps it up to 12v for the fan .. and you plug in your usb port https://imgur.com/a/bcx3sFU https://a.co/d/0c0wa8xB