1. Please put the battery on the machine before turn on the battery, otherwise the battery will turn off automatically to protect the battery and save power. Long Press the ON/OFF button for 2 seconds to turn on/off the battery, and the default speed is level 3.
2. Short Press the ON/OFF button to pause/restart the working. lf the battery stays on the pause mode for more than 5 minutes, the battery will automatically shut down to save power and extend the life of the battery.
