| Brand | Unbranded |
|---|---|
| Power Source | AC |
| Color | Black |
| Marke | Markenlos |
Check the listing for details. 220V 400W AC Motor Speed Controller Speed Pinpoint Regulator Forward Backward. Color: Black, Condition: New. Listed at 17.23 USD. The regulator is connected to the motor. Power frequency: 50Hz/60Hz. Then turn on the power and adjust the speed knob to the desired position. Turn off the power when not needed. Small size, high precision, wide speed range and long service life.