Product Description
The first filter is thicker.
Longer lifespan up to 4 timesthan the market one.
Lifespan:1-3months

The second layer here is the hepa filter
which mainly filters PM0.5, effectively absorbs and filters air 0.25-0.5μm which can cause harmful particulate matter to human body. It is recommended to replace it in about 6 months.
Lifespan: 3-6 months

The third layer here is made of activated carbon filter
which absorbs some of the terrible sense created by different materials.
Lifespan:6-12 months

Product parameters
Power | 300W |
Wind | 400m³/h |
Voltage | AC220V 50Hz |
Weight | 25kg |
Air inlet Dimensions Db | 20-150mm |
Dimensions | 420*320*580mm |
Db | ≤55db |