The use time of the machine is about 30 minutes in the standard gear and 9 minutes in the strong gear;
1) The battery is not sufficient, please try after fully charging;
2) The filter screen is clogged, causing the motor speed to be too high and dust blocking protection. Please clean the filter screen and filter element;
3) When the ambient temperature is low or high, the use time will be appropriately reduced.
1) The battery is not sufficient, please try after fully charging;
2) The filter screen is clogged, causing the motor speed to be too high and dust blocking protection. Please clean the filter screen and filter element;
3) When the ambient temperature is low or high, the use time will be appropriately reduced.