Electric nasal irrigator Electric nasal irrigator Fully charged, it can be used for 10-15 days with twice-daily use across four settings. Electric nasal irrigator Fully charged, it can be used for 10-15 days with twice-daily use across four settings. Electric nasal irrigator Fully charged, it can be used for 10-15 days with twice-daily use across four settings. Electric nasal irrigator Fully charged, it can be used for 10-15 days with twice-daily use across four settings.