?[USB CHARGING DESIGN]: USB charging cordless water flosser, compatible with any power source with a USB port, safer and more convenient to use at home or travel. ?[LONG BATTERY LIFE]: The water flosser with 1400mAh Rechargeable Li-ion Battery and universal voltage(100 to 240V) can works up to 2 weeks after fully charged. Water-proof seat charger pin protect design eliminate the risk of electric shock. 2 minutes Auto shut off prevent energy waste and extend battery life. ?[3 CLEANING MODES AND GUARANTEEN]: Normal(Standard mode), Soft(Gentle mode) & Pulse(Massage mode) with LED light indication to suit different conditions of teeth and gums. We provide CE, ROHS and worry free 12-month warranty. For any questions, please feel free to contact us. ?[HIGH VOLUME WATER TANK]: The detachable 300mL water tank with anti-slip design offers about 60 seconds water flows, enough for you to get through your whole mouth cleaning routine. ?[DENTAL HEALTH CARE]:Our Mornwell water jet flosser delivers water pressure from 40-90psi with 1400 pulses per minute. Deeply cleaning every corner precisely that traditional floss can hardly reach, removes stains and residue between tooth gaps or gingival sulcus. Brings you oral health and fresh breath.