Description:
100% brand new and high quality.
DC motor governor input is DC can not directly connected to the AC (for example: home 220V AC) otherwise it will burn.
DC power supply positive and negative terminals do not reverse otherwise the governor may be damaged.
The motor can be positive or negative when the direction of operation and expectations do not match you can adjust the line order to change the direction.
Adjust the potentiometer knob to change the governor output duty cycle the motor speed changes.

Specification:
New and high quality
Working voltage: DC4.5V-35V
Output current: 0-5A
Output power: 90W (maximum)
Quiescent current: 7u A (standby state)
PWM duty cycle: 1% - 100%
PWM frequency: 20khz
Size: 30MM long * 26MM wide (without handle) * 14MM high
Color: as shown in the figure
Package Included：1Pc

Note:
Please refer to the measurement. Tiny measuring error is allowable in normal range.
As different computers display different colors thank you for your understanding the actual product color may be slightly different from the image.