uniquegoods CCM2NJ 12V-40V(max) 3A DC Motor Speed Controller reversible driver Adjustable Variable speed Switch PWM 120W - HHO reversing

Features:

CCM2NJ DC Motor Speed Regulator provides variable speed capability for DC motor.
  Adjustable speed range is 5%-100%。
  Control the forward or reverse direction and the stop of DC motor by switch.
Incorporate a 10A fuse, and with the protection function of reverse connect power supply.
Equipped with aluminum shell and connection label, installed easily.

Operating instruction: 

Before you attempting to wire the controller, make sure power is off.
1. Connect wires refer to the "wiring diagram" (NO.6 picture).
2. Turn on the power. The LED lights, the power is OK.
3. Adjust the potentiometer.

Package Including:

1 x DC Motor Speed Controller