.The functions of oral irrigator：

① Fight with gingivitis,periodontal diseases and bacteria.

② Remove dental plaque,reduce bleeding gum and relieve dental pain.

③ Put an end to bad breath by removing tongue bacteria, and benefit for orthodontia and strengt hen teeth.

④ Reduce allergies caused by sinusitis and treat snoring caused by nasal congestion.

⑤ Massage your gum which better than toothbrush & dental floss.

⑥ It’s quite suitable for brace and implants.

2. Comparison with other teeth cleaning ways