The rechargeable battery is getting hot or cold.
Turn the knob all the way to the left to turn off the power, wait for it to return to room temperature, and then turn the knob to the right again to turn it on.
The rechargeable battery is getting hot or cold.
Turn the knob all the way to the left to turn off the power, wait for it to return to room temperature, and then turn the knob to the right again to turn it on.