Function: PWM DC motor speed controller for adjusting the speed of brushed DC motors and DC fans.

Operating Voltage: 3V–35V DC.

Current Rating: Up to 5A continuous (90W max).

Control: Rotary knob with ON/OFF switch and built-in LED indicator.

Features: Smooth PWM speed control, low heat generation, compact design, easy installation.

Applications: DC motors, mini pedestal fans, cooling fans, DIY electronics, and robotics projects.