1. Turn on: Press to Switch turn on 2. Speed regulation: The motor rotates counterclockwise bydefault at F when it is turned on.Turn the knob clockwise to increase the speed
Tur the knob counterclockwise to decrease the speed
3. Reverse rotation: Press the forward/reverse rotationButton, R is displayed, and the motor rotates clockwise.4. Shut down: Press to Switch Button to shut down.5. When the battery level is less than 35%, the displaywill flicker.
6. Press the pause button to pause the rotation; press itagain to resume rotation.7. When charging when the machine is turned off, thedisplay will light up.