<p>Color: black</p> <p>Material: ABS,Plastic,metal</p> <p>Size: 5 * 3.2 * 1.5cm.</p> <p>The 1203BB DC Motor Speed Regulator controls the speed of a DC motor by adjusting Pulse-Width-Modulated (PWM). It provides a continuous current of 3A to your DC motor or other DC load. Besides, the circuit also includes a 3A fuse, with reverse connection of power supply and control the forward or reverse direction and the stop of DC motor by switch.</p> <p>The input power range is DC6-28V.</p> <p>Control the forward or reverse direction and the stop of DC motor by switch.</p> <p>Potentiometer with switch function.</p> <p>The switch cable length 15cm.</p> <p>Operating instruction</p> <p>Before you attempting to wire the controller, make sure that the power is off.</p> <p>1. Connect wires refer to the wiring diagram.</p> <p>2. Turn on the power, and adjust the potentiometer.</p> <p>3. The LED indicates the power up and the speed of motor.</p> <p>Warning: Do not reverse positive and negative power loads. This will damage the controller!</p> <p>Package Contents:</p> <p>1 * 1203BB 6V 12V 24V 3A 80W DC Motor Speed Controller (PWM) Adjustable Reversible Motor Driver Switch</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>