1. Before plugging in the power supply, the switch should be positioned in the off state, pay attention to whether the power supply voltage is suitable for the use of the machine, and the plug should be removed when the electric screwdriver is not in use or the power is cut off.
2. When using, do not set the torque adjustment too large.
3. When replacing the screwdriver bit, be sure to pull the power plug away from the power socket and turn off the power of the screwdriver.
4. During use, do not drop or hit the electric screwdriver.