The red indicator on the panel flashes for a long time

No air is discharged from the air outlet

The product has been running for a long time, and the air quality has not improved significantly

Difficult to remove dirt in the air

The wind blowing from the air outlet has a peculiar smell

Too much noise

No response after touching buttons

The water tank cannot be turned on after adding wate (only for Breeva A2)

May we know where to buy TCL Air Purifier Filter?

I have to use filter from TCL or I can user filter from other brands?

How long can a filter work?

How do we know when to replace Filter

How do we know if air purifier is working

I want to buy an air purifier for my bedroom, but have worries that it will be noisy