ITEM NAME:DC 12V - 24V 3A MAX DC Motor Speed Controller Governor Controller With O3Z9 DC 12V - 24V 3A MAX DC Motor Speed Controller Governor Controller With O3Z9 1203H DC Motor Speed Regulator controls the speed of a DC motor by adjusting Pulse-Width-Modulated (PWM) and control the rotation direction automatic. The input power range is DC12V / 24V . Automatic control forward 1 minute, reverse 1 minute, cycle running. Size: 57*37*21mm Color:？green material:？metal Before you attempting to wire the controller, make sure power is off. WARNING: DO NOT REVERSE POSTIVE AND NEGATIVE POWER LOADS.THIS WILL DAMAGE THE CONTROLLER. 1. Connect wires refer to the "wiring diagram" . 2. Turn on the power, and adjust the potentiometer to control the speed of motor. 3. Control the forward or reverse direction of DC motor automatic. Package Including: 1 x DC Motor Speed Controller Note: Light shooting 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.
