1. 7L large capacity: Suitable for busy commuters and business Trip.

2. Multiple filtration: 4 Stages Filtration System. The first stage is non-woven fabric, it can filter large particle impurities (such as silt and rust). The second stage is activated carbon, it can get rid of odors. The third stage is coconut shell, it can remove viruses and heavy metal. The fourth stage is cotton, it can protect the movement.

3. Quite water pump: Low noise < 30 dB.