??200ML Water Reservoir?This oral irrigator equipped with 200ML large-capacity water tank, meet the needs of a tooth cleaning, no need to repeatedly add water. ??Long Battery Life & USB Charged?Build-in 2000mAh rechargeable battery, USB Charged 4 Hrs for 30-Days Use. You can charge this water flosser cordless via computer, power bank, car charger, or adapter (Charging Adapter is NOT included). ??Portable Water Flosser?The folded water reservoir design greatly reduces the volume, fit easily in bags even pocket and greatly increase the convenience of carrying. Suitable for use at the home, office, traveling, or business trips, ideal travel water flosser for you. ??5 Jet Tips?2*standard Jet Tips for general use to clean deep between teeth and below the gumline; 1*periodontal jet tip for periodontal pockets; 1*Orthodontic nozzle for braces care, flush away food residue between braces; 1*Tongue Cleaner Tip effectively traps and removes the coating from the tongue. You can select the tips freely and meet various oral care needs. ??5 Flossing Mode?HEATOO water flosser has 5 different water pressure settings(35-120 PSI), better for you to find a comfortable water pressure. 1700 times/min high-frequency pulse water column, strong enough to remove 99.99% food residue hidden deep between gum, which keeps your teeth clean and healthy.(more effective than string floss for improving gum health).