The suction power of cordless vacuum cleaner is weaken?

1. Check whether the battery needs charging.

2. Check if the dustbin, strainer or filters is full aof dust. Please empty the dustbin, wash the strainer and sponge filter with cool water, and clean the HEPA filter with the cleanging brush, replace the filter if necessary.

3. Check if the filters were installed correctly.

4. Check if there is any blockage in tube, or roller brush is tangled by hair.