1、Stable Performance: Nice electronic components, robust and stable plates, strong connectivity, knob adjustment, easy and convenient operation, and stable enough performance. 2、Easy To Install: This motor speed controller high efficiency, high torsion, low heat, wiring is direct to use, the rail base is simple and easy to install. 3、More Efficient: More efficient control provides smoother ability to improve the efficiency of workers and make the work process easier. 4、Safer Using: Enhanced safety of use, can withstand greater work strength, improve performance, so that the experience of use is enhanced and more optimized capacity. 5、Applicable Scenarios: This DC motor governor can be used for speed control and dimming of brushed motors in DC circuits, if you have related needs then this one is for you.